Ezviz LT70 User manual

COPYRIGHT © Hangzhou EZVIZ Software Co., Ltd.. ALL RIGHTS RESERVED.
Any and all information, including, among others, wordings, pictures, graphs are the properties of
Hangzhou EZVIZ Software Co., Ltd. (hereinafter referred to as “EZVIZ”). This user manual (hereinafter
referred to as “the Manual”) cannot be reproduced, changed, translated, or distributed, partially or
wholly, by any means, without the prior written permission of EZVIZ. Unless otherwise stipulated,
EZVIZ does not make any warranties, guarantees or representations, express or implied, regarding to
the Manual.
About this Manual
The Manual includes instructions for using and managing the product. Pictures, charts, images and
all other information hereinafter are for description and explanation only. The information contained
in the Manual is subject to change, without notice, due to rmware updates or other reasons. Please
nd the latest version in the ™ website (http://www.ezviz.com).
Revision Record
New release – January, 2023
Trademarks Acknowledgement
™, ™, and other EZVIZ’s trademarks and logos are the properties of EZVIZ in various
jurisdictions. Other trademarks and logos mentioned below are the properties of their respective
owners.
Legal Disclaimer
TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, THE PRODUCT DESCRIBED, WITH ITS
HARDWARE, SOFTWARE AND FIRMWARE, IS PROVIDED “AS IS”, WITH ALL FAULTS AND ERRORS,
AND EZVIZ MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION,
MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A PARTICULAR PURPOSE, AND NON-
INFRINGEMENT OF THIRD PARTY. IN NO EVENT WILL EZVIZ, ITS DIRECTORS, OFFICERS, EMPLOYEES,
OR AGENTS BE LIABLE TO YOU FOR ANY SPECIAL, CONSEQUENTIAL, INCIDENTAL, OR INDIRECT
DAMAGES, INCLUDING, AMONG OTHERS, DAMAGES FOR LOSS OF BUSINESS PROFITS, BUSINESS
INTERRUPTION, OR LOSS OF DATA OR DOCUMENTATION, IN CONNECTION WITH THE USE OF THIS
PRODUCT, EVEN IF EZVIZ HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, IN NO EVENT SHALL EZVIZ’S TOTAL
LIABILITY FOR ALL DAMAGES EXCEED THE ORIGINAL PURCHASE PRICE OF THE PRODUCT.
EZVIZ DOES NOT UNDERTAKE ANY LIABILITY FOR PERSONAL INJURY OR PROPERTY DAMAGE AS
THE RESULT OF PRODUCT INTERRUPTION OR SERVICE TERMINATION CAUSED BY: A) IMPROPER
INSTALLATION OR USAGE OTHER THAN AS REQUESTED; B) THE PROTECTION OF NATIONAL OR
PUBLIC INTERESTS; C) FORCE MAJEURE; D) YOURSELF OR THE THIRD PARTY, INCLUDING WITHOUT
LIMITATION, USING ANY THIRD PARTY’S PRODUCTS, SOFTWARE, APPLICATIONS, AND AMONG
OTHERS.
REGARDING TO THE PRODUCT WITH INTERNET ACCESS, THE USE OF PRODUCT SHALL BE WHOLLY
AT YOUR OWN RISKS. EZVIZ SHALL NOT TAKE ANY RESPONSIBILITES FOR ABNORMAL OPERATION,
PRIVACY LEAKAGE OR OTHER DAMAGES RESULTING FROM CYBER ATTACK, HACKER ATTACK,
VIRUS INSPECTION, OR OTHER INTERNET SECURITY RISKS; HOWEVER, EZVIZ WILL PROVIDE TIMELY
TECHNICAL SUPPORT IF REQUIRED.SURVEILLANCE LAWS AND DATA PROTECTION LAWS VARY BY
JURISDICTION. PLEASE CHECK ALL RELEVANT LAWS IN YOUR JURISDICTION BEFORE USING THIS
PRODUCT IN ORDER TO ENSURE THAT YOUR USE CONFORMS TO THE APPLICABLE LAW. EZVIZ
SHALL NOT BE LIABLE IN THE EVENT THAT THIS PRODUCT IS USED WITH ILLEGITIMATE PURPOSES.
IN THE EVENT OF ANY CONFLICTS BETWEEN THE ABOVE AND THE APPLICABLE LAW, THE LATTER
PREVAILS.

Table of Contents
Instruction������������������������������������������������������������������������������������������������1
Packing List ���������������������������������������������������������������������������������������������2
Overview ��������������������������������������������������������������������������������������������������3
Installation �����������������������������������������������������������������������������������������������3
Get the EZVIZ App�������������������������������������������������������������������������������������4
Lock Settings �������������������������������������������������������������������������������������������5
1� Keypad ��������������������������������������������������������������������������������������������������������������������������������������������������������� 5
2� Enter Menu��������������������������������������������������������������������������������������������������������������������������������������������������� 5
3� Menu Index �������������������������������������������������������������������������������������������������������������������������������������������������� 6
4� Add Administrators/Users ���������������������������������������������������������������������������������������������������������������������������� 6
5� Delete Administrators/Users ������������������������������������������������������������������������������������������������������������������������ 7
6� Look Up to the System Information �������������������������������������������������������������������������������������������������������������� 7
7� Add Fingerprint��������������������������������������������������������������������������������������������������������������������������������������������� 7
8� Add Passcode ���������������������������������������������������������������������������������������������������������������������������������������������� 8
9� Add Card ������������������������������������������������������������������������������������������������������������������������������������������������������ 9
10�Finish the Wi-Fi Configuration ���������������������������������������������������������������������������������������������������������������������� 9
Lock Using ���������������������������������������������������������������������������������������������10
1� Fingerprint Unlock�������������������������������������������������������������������������������������������������������������������������������������� 10
2� Passcode Unlock���������������������������������������������������������������������������������������������������������������������������������������� 10
3� Card Unlock������������������������������������������������������������������������������������������������������������������������������������������������ 11
4� Mechanical key Unlock������������������������������������������������������������������������������������������������������������������������������� 11
Operation and Management��������������������������������������������������������������������12
1� Emergency Unlock�������������������������������������������������������������������������������������������������������������������������������������� 12
2� Install Battery��������������������������������������������������������������������������������������������������������������������������������������������� 12
3� Alarms ������������������������������������������������������������������������������������������������������������������������������������������������������� 12
4� Restore to Factory Settings ������������������������������������������������������������������������������������������������������������������������ 12
Operations on the EZVIZ App ������������������������������������������������������������������13
1� Homepage�������������������������������������������������������������������������������������������������������������������������������������������������� 13
2� Settings������������������������������������������������������������������������������������������������������������������������������������������������������ 14
Maintenance�������������������������������������������������������������������������������������������15
1� Daily Maintenance�������������������������������������������������������������������������������������������������������������������������������������� 15
2� FAQ ������������������������������������������������������������������������������������������������������������������������������������������������������������ 15

1
Instruction
• The installation of EZVIZ Smart Fingerprint Lock (hereinafter referred as to "lock") impacts its normal operation
and service life. It is recommended to let professionals install, and drill hole for lock set in accordance with hole
templet in appendix.
• It is recommended to remove the lock if your house is under decoration, and reinstall it after decoration in case
of lock damage and service life reduction.
• Please note that disinfectant may cause damage to the lock body.
• Once initialized completed, the lock will clear all user information. After lock installation and configuration,
please add fingerprint, passcode or card as needed.
• When battery voltage is low after using for a while, low voltage alarm alerts. Replace battery timely and pay
attention to positive and negative poles.
• If you leave home or do not use lock for a long time, keep mechanical key with you, and do not leave it indoors.
You should take battery out to ensure lock service life.
• Considering that the lock is put in an open environment, we suggest you pay attention to the safety in use,
including keep properly small parts like the mechanical key or the sensing card. You should check the surrounding
environment before unlocking and updating your passcode and sensing card settings on time as well in case of
any danger of illegal stealing or copying of your unlocking information.
• For users with flat or thin fingerprint, it is recommended to use thumb to register fingerprint for inceasing
success rate, and register more than one fingerprint with the same user. the same user supports a maximum of
5 fingerprints.
• The lock accommodates up to 100 fingerprints, 100 passcodes and 100 cards.

2
Packing List
Front Panel (×1) Rear Panel (×1)
Hole Templet (×1) Lock Body (×1) Standard Screw Bag (×1)
AA-sized Battery (×8) Key Bag (×1) Square Rod (×1)
Card (x2) Lock Body Screw Bag (×2) Regulatory Information
(×1) Quick Start Guide (×1)

4
Get the EZVIZ App
1. Connect your mobile phone to 2.4GHz Wi-Fi (suggested).
2. Download and install the EZVIZ app by searching for “EZVIZ” in the App Store or Google PlayTM.
3. Launch the app and register an EZVIZ user account.
EZVIZ App
If you have already used the app, please make sure that it is the latest version. To nd out if an update is
available, go to the app store and search for "EZVIZ".
Add the Lock to EZVIZ
The app interface may be different due to version update, and the interface of the app you installed on your
phone shall prevail.
Please add lock to EZVIZ by following steps:
1. Log in to your EZVIZ app account.
2. On the Home screen, tap “+” on the upper-right corner to go to the Scan QR Code interface.
3. Scan the QR code on the battery slot.
4. Follow the EZVIZ app wizard to add the lock to EZVIZ app account.

5
Lock Settings
After installation, remove back cover of battery slot and install 8*AA-sized batteries. Then you can set the lock
as needed.
• Please remove protective film from lock before the first use.
• Please note that disinfectant may cause damage to the lock body.
1� Keypad
~: number key
: cancel, return or exit
: doorbell, conrm, initialization setting
2� Enter Menu
Please follow these steps for settings.
• In initial state, follow these steps for settings.
1 Press the SET button.
or touch the keypad area to activate the
lock.
2 "*" "#" on keypad light up.
• Press "*" to exit.
• Press "#" add an
administrator.
3 "1" "2" "3" "*" on keypad light up.
• Press "1" to add a fingerprint.
• Press "2" to add a passcode.
• Press "3" to add a card.
• Press "*" to exit/ return.
Method 1 Method 2
In non-initial state, follow these steps for settings.
1 Press the SET button. 2 Verify with administrator's ngerprint,
passcode or card.
3 "1" "2" "3" "4" "*" on keypad light
up.

6
3� Menu Index
The menu here is for reference only.
1 2
3
4
2
3
1
1
2
3
2
3
1
Menu
Add new administrator
Add new user
Delete administrator/user
System information
Add ngerprint
Add passcode
Add card
Add ngerprint
Add passcode
Add card
4� Add Administrators/Users
1 Enter the menu.(For detailed operations,
please refer to "Enter Menu")
2 Press "1" to add an administrator, or press "2" to add a user.
Role Unlock the door Enter the Menu, and set the lock
Administrator √ √
User √X
Ordinary users can only unlock the door after entering the opening method; the administrator can not only
unlock the door, but also log in to the menu to add and delete users and operate other settings.
When you add an administrator or a user, the gures corresponded to the user number will light up from
001 by default ( for example, to user number 001, the three numbers 001 will slow-flash once in sequence).

7
5� Delete Administrators/Users
1 Enter the menu.(For detailed operations,
please refer to "Enter Menu")
2 Press "3" to delete an
administrator/a user.
3 Enter the user number and
press #.
• If you pressed a wrong user number, the number “1, 3, 5, 7, 9” (seems like a X ) on the keypad will light up
and flash 2 times, accompanied by a failure beep. Press "*" to return to last step, or enter the user numbers
to delete again.
• When there is only one user left, and you operate to delete it, the number “1, 3, 5, 7, 9” (seems like a X ) on
the keypad will light up and flash 2 times, accompanied by a failure beep.
6� Look Up to the System Information
1 Enter the menu. (For detailed operations,
please refer to "Enter Menu")
2 Press "4" to look up to the
system information of the lock.
3 The lock broadcast the
system information.
The lock will broadcast the lock serial number, the current device version and verication code in English in
turn, press * to return to the previous level. Or the system will return to the previous level automatically after
the successful broadcast.
7� Add Fingerprint
1 Enter the menu.(For detailed operations,
please refer to "Enter Menu")
2 Press "1" to add an administrator, or press "2" to add a user.

8
3 Press "1" to add a ngerprint.4When "1" lights up, touch the
ngerprint reader and repeat the
operation 6 times, 1~6 light up one by
one, accompanied by a success beep,
the ngerprint is successfully added.
• Press "1" to add fingerprints
continuously.
• Press the * key to return to the
previous level.
• Press the SET button to exit.
8� Add Passcode
1 Enter the menu.(For detailed operations,
please refer to "Enter Menu")
2 Press "1" to add an administrator, or press "2" to add a user.
3 Press "2" to add a passcode. 4
Enter the corresponding 6-10 digit
valid passcode .when the passcode
input key ≥ 6 digits, "#" lights up at this
time, press "#" to conrm.
Repeat the passcode once again,
press "#" to conrm, accompanied
by a success beep, the passcode is
successfully added.

9
9� Add Card
1 Enter the menu.(For detailed operations,
please refer to "Enter Menu")
2 Press "1" to add an administrator, or press "2" to add a user.
3 Press "3" to add a card. 4
Place the unrecorded proximity
card on the card swipping area.
• Press # key to conrm.
• Press * key to return to the
previous level.
10� Finish the Wi-Fi Conguration
Press and hold the SET button for more than 3s. When "0" starts flashing
accompanied by a beep,
it means the Wi-Fi
conguration mode is turned on.
Please follow the system guide to nish the Wi-Fi Conguration in 5minutes.
The system will exit the Wi-Fi conguration mode automatically after 5minutes.

10
Lock Using
Multiple Unlock Methods
Fingerprint unlock Passcode unlock
card unlock key unlock
• When openning the door by mechanical key, rotate the key and down press the handle.
• Please touch the keypad area to activate the lock before opening the door by passcode.
• For your privacy security, it is recommended to change passcodes and clean keypad area regularly in case
of remaining marks.
1� Fingerprint Unlock
• This product has security protection function, fingerprint recognition error number reaches 5 times
continuously in 5minutes, the system will be locked forcibly for 3 minutes.
• The system will be unlocked automatically after 3 minutes.
• You can turn off this function in EZVIZ app.
1 Put your nger on the ngerprint reader. 2 When you hear the voice prompt, put down the handle
to open the door.
2� Passcode Unlock
• This product has security protection function, passcode recognition error number reaches 5 times
continuously in 5 minutes, the system will be locked forcibly for 3 minutes.
• The system will be unlocked automatically after 3 minutes.
• You can turn off this function in EZVIZ app.
• The product has protect with Anti-Peeping Passcodes. In case someone is watching you entering a
passcode, you can add extra-long digits before or after your original code to make it complex, while still
being able to unlock.

11
1 Touch to wake up the keypad. 2 Enter the passcode and press #. 3 When you hear the voice
prompt, put down the handle to
open the door.
3� Card Unlock
• This product has security protection function: card recognition error number reaches 5 times continuously
in 5 minutes, the system will be locked forcibly for 3 minutes.
• The system will be unlocked automatically after 3 minutes.
• You can turn off this function in EZVIZ app.
1 Place the recorded proximity card on the card
swipping area.
2 When you hear the voice prompt, put down the handle
to open the door.
4� Mechanical key Unlock
Please keep the mechanical key properly for further use.
1 Open the cover of the mechanical keyhole: Press
the bottom of the cover and rotate it.
2 Insert the key and turn to unlock.

12
Operation and Management
1� Emergency Unlock
When batteriy is out of power, connect the emergency power supply interface of the front panel with power bank
to charge the lock through micro-USB power cable and then unlock the door.
Power Bank
2� Install Battery
1. Install battery: remove battery cover, install 8*AA-sized batteries in battery slot, and tighten battery cover.
2. Note: Install correct batteries in case of explosion.
• When not using batteries for a long time, remove them from battery slot.
• Do not use new batteries with old ones.
• Do not place battery with the (+) and (-) in the wrong way around.
• Dispose used batteries according to the local environmental protection law.
3� Alarms
1. Anti-tamper Alarm
Once being dismantled by force, the lock will send out alarm lasting about one minute.
2. System Locked Alarm
Verify with wrong ngerprint, passcode or card 5 times in a row, the system will be locked for 3 minutes.
3. Low Battery Warning
Once battery voltage is low, the voice prompt will remind you to replace battery.
4� Restore to Factory Settings
1. Remove the battery cover of rear panel and take out batteries.
2. Press the SET button for 5s, meanwhile put back batteries in the battery slot.
3. Release the SET button and press # to confirm after voice prompts.

13
Operations on the EZVIZ App
The app interface may be different due to version update, and the interface of the app you installed on your
phone shall prevail.
1� Homepage
When you launch the EZVIZ app and tap your lock, you can view and manage the lock as needed on the
homepage.
LT70(L1111...
Parameter Description
Battery You can see the battery remaining capacity here.
Signal You can see the Wi-Fi signal strength of the lock here.
Privacy Mode
When you enable the privacy mode, the door can only be unlocked with the
ngerprint, passcode and proximity card of the administrator, or with the
mechanical key. And the lock will mute at the same time.
User management
You tap to manage the users here.
User management can only manage the added users. If you want to add new user,
please do related operations on lock.
Temporary passcode Tap to generate a temporary access code for visitors to open the door.
All Events Check all events happened to the lock.

14
2� Settings
Wi-Fi6666
LT70(L11111111)
Parameter Description
Name View or tap to customize the name of your device here.
Notication You can manage the device message and EZVIZ app notication.
Audio Settings You can set relevant audio parameters for your device.
Battery Check to the storage of the battery of the lock.
Security Settings • Privacy mode: When you enable the privacy mode, the door can only be unlocked
with the fingerprint, passcode and proximity card of the administrator, or with the
mechanical key. And the lock will mute at the same time
• Trial and error locking: when enabled, the system will be locked for 3 minutes
and you cannot use the electronic key to unlock when unlocking errors reached
5 within 5 minutes.
Network Settings You can see the connection status.
Device Information You can see the device information here.
Share Device You can share the device to you family members or guests.
Delete device Tap to delete the lock from your EZVIZ account.

15
Maintenance
1� Daily Maintenance
• Do not put corrosive materials near the lock to avoid lock damage and impacting its gloss.
• If door deforms, it increases friction that combined latch bolt entering the box strike plate and bolt cannot extend
fully. At this time, adjusting strike plate position is needed.
• Replace batteries immediately once battery voltage is low to ensure the normal use of the lock. Pay attention to
the positive and negative poles of batteries when replacing them.
• Keep the mechanical key properly.
• When collecting fingerprint, press your finger on the reader horizontally
• Ask professionals to check the lock if it is not flexible.
• Keep lubricant in the rotating part of the lock to keep it rotate smoothly and prolong its service life.
• It is recommended to check the lock once every six months or one year, and check whether fixed screws are
loose.
• Apply a small amount of graphite powder or pencil powder into lock cylinder slot to ensure the key is inserted
and removed smoothly on regular basis (one year or six months). However, do not apply any grease to lubricate
in case of grease sticking to the pin tumbler spring.
2� FAQ
Problem Cause Solution
Door cannot be opened
successfully through
verications by
ngerprint, passcode or
card.
Lock installation problem. Ask professionals to check the lock.
When veried by ngerprint or
passcode, lever handle doesn't
return to its position.
Return lever handle to its position, and then re-
enter passcode or ngerprint.
Door cannot be opened
with mechanical key.
Incorrect mechanical key. Use correct mechanical key.
Lock cylinder damaged. Ask professionals to check the lock and replace
the damaged components after opening door by
other methods.
Lock body damaged.
The key does not insert to end.
Veried by ngerprint,
passcode and card
successfully, but motor
doesn't work, and door
cannot be opened.
Connection line loosens.
Ask professionals to check the lock, and replace
damaged components.
Motor fault.
No response of keypad.
Batteries are out of power or
installed in a wrong way.
Unlock the lock through external power supply or
mechanical key, and check batteries.
Connection line between
front lock body and rear one
loosens. Ask professionals to check the lock after opening
door with mechanical key.
Keypad damaged.
No response from
ngerprint reader. Fingerprint reader damaged.
Ask professionals to check the lock and replace
damaged components after opening door by other
methods.
The lock remains open,
and cannot be used
normally.
Clutch components fault. Ask professionals to check the lock.

16
Problem Cause Solution
The main bolt cannot
be extended, or extend
partially by uplifting lever
handle.
The door deforms, and main
bolt doesn't align with the hole
in the strike plate.
Ask professionals to check the lock.
When unlocking by
ngerprint, the door
cannot open.
The ngerprint is invalid. Unlock the door by valid ngerprint, or passcode
or mechanical key.
The ngerprint has been
deleted.
Large deviation of valid
ngerprint.
Re-verify ngerprint, press nger on the reader
horizontally to reduce deviation; or unlock the
door by passcode or mechanical key.
The ngerprint is damaged.
Re-add a ngerprint (it is recommended to
register more than one ngerprint for the
same user); or unlock the door by passcode or
mechanical key.
The ngers are too dry, wet or
dirty.
Re-verify ngerprint after ngers are in proper
condition.
The ngerprint deforms for
applying too much pressure
when collecting ngerprint.
Re-verify ngerprint in correct way.
The ngerprint doesn't fully
touch with ngerprint reader
for applying little pressure
when collecting ngerprint.
The Lock is offline on the
EZVIZ app
The network environment is
unstable.
Please follow the EZVIZ app wizard to connect to
another Wi-Fi with a good signal.
For additional information about the device, please refer to www.ezviz.com.
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