TUYA YGS-8835B User manual

INTELLIGENT House
electronic lock
Smart Door Lock
User Manual

Dear Valued Customer:
Thank you for choosing our smart door lock.
Innovation and technology is for improving the quality of the life, for creating the world's best,
the most innovative products. Our aim is to make our enterprise become the industry
benchmark, we always adhere to the "survival based on the quality, development based on the
service" business philosophy, in the smart lock industry, and constantly improve the product
quality system. Our company keeps up with the pace of The Times, always walk in the forefront of
the industry, always unswervingly for the people's property safety escort!
From products to services, we always pursue to provide you with a full range of intimate and
comfortable services! Thank you for your support to our Smart Lock!
Disclaimer
We have tried our best to ensure that the information provided in this manual is correct and
reliable, but we cannot fully guarantee any errors that may occur before or during printing.
Sometimes, in order to improve the performance, reliability and safety of components and
systems, we may upgrade the products, which may be inconsistent with the instructions, but it
will not affect the actual operation. We will not notice any changes without further notice, please
understand!
Our company will update the content regularly, if you have any question, please call the company
for consultation.
Our Company reserves the right of final interpretation of all contents of this Manual.
The functions described in this manual are not for the reason of special use of this product, and
the company does not assume the accident and harm caused by the customer's own operation.

Safety and Precautions
Smart door lock as the high-tech products, the installation will affect directly to the product
life time. So we suggest that you install the lock after you complete your house decoration
and rent a locksmith do handle it properly. The locksmith must follow up our company
standard instructions to operate.
Please do initialization immediately after your installation completed and set up your
electronic keys at once in order to avoid any other people open your lock illegally.
Please choose the same branded 4PCS 1.5V AAA (5#) Alkaline battery. The door lock may be
damaged If mixture use of the old battery and new battery, or use non- Alkaline battery.
Follow up the Country’s Prohibition of delivery of articles, our door lock will be not
including battery in the package.
Accessories
.
Thank you for choosing this smart
door lock. When you get this lock
and open the box, please check if
the accessories are completed. If
not, please contact your local
retailer to ensure you can use it
successfully.

Smart door lock dimensions
Dual latch lock body installation diagram
1. Make sure the door opening direction
When stand outside of the door and face to the door:
The door hinge is in the left side then means left opening door.
The door hinge is in the right side then means right opening door.
When install the door, you should follow up the door opening direction to adjust the lock handle
direction and latch direction
2. Change the mortise direction (Change direction)
When install the door mortise, the latch bolt should be in the
above side and dead bolt in the down side. The slope side of
the latch bolt face to the door lock direction. Otherwise,
should adjust the latch direction. The method of the adjusting
the latch direction as below:
1) Put the lock mortise latch bolt to the down side. Refer to the Pic 2.
2) Put force your strength to make the latch bolt lower down the side panel and turn over the
stop block to 180degree. Refer to the Pic 2.
3) Put the latch bolt into the latch bolt hole is ok. Refer to the Pic 3.

Door opening direction: Right opening
Door opening direction: Left opening

Functions and Operations
1. Initialization
Press the set button (rear panel button) for 5seconds. Voice will remind: Initialization
successfully.
Note: Initialization password is: 123456, or any fingerprint can unlock the lock.
2. Add administrator information (at most to add 3 administrator)
3. Add unlock information
Method 1:
Method 2:
Note: The first 3 unlock information are taken as the administrator users. All unlock
information are at most 300pcs.

4. Delete unlock information
5. Normally unlock mode
6. Silent Mode
Note: After set up the silent mode, every time will be silent when unlocking
7. Other description
Continuously input the wrong information for 6times, the keyboard will be blocked for
1min. Within this 1min, the system will not react to any command.
When voltage lower than 4.8V, each time when unlock the lock when get alarmed. After
the alarm, the lock can still open for 200time. After the 200times, the lock will be
unlocked delayed processing. Must change the battery before reach the limited time.
Under initiation status, input”555666888#” to change the language. Support Chinese
and English 2languages.

Wireless Module
(Optional)
User Manual
Tuya_WIFI module
Power consumption: <20uA (sleep mode power consumption), about 50mA (working mode
power consumption)
1. Add door lock process
1.1 APP download
Down “Tuya smart home” APP from the Appstore or scan the QR code to download.
1.2 Register/ Log in/ find the password
After download the APP successfully, you can register an account, or log in directly if you
already have an account. If you forget the password, can choose find the password process to
reset the password.

User Manual
1.3 Add Tuya WIFI door lock
1) When you are ready to add a door lock. Find the “Add the device” in APP home page.
Or find the “+” in the right up corner of the APP, enter into the “Add device” page
2) Click “Security and protection sensors”, find the “door lock (WI-FI)” to enter into.
3) Choose 2.4GHz WI-FI internet and enter into the password to go to the next step. If not
open the GPS positioning, when you go to this page, it will remind you to open GPS
poisoning button. Open it in your smartphone
4) Short click the setting key, wait for WI-FI module indicator quickly flash, enter into the
matching mode.
5) In your smartphone choose quick flash (0.5/1time) to match
6) Wait for match successfully, change the “device name”, click “Complete”

Wireless Module User Manual
2. Family/ Member management
4.1. Family management
1) After log in the account, click “I””My family”, enter into “add family” page, refer to the
Pic 1.
2) “Family name” can be defined manually
“Family position” can enter into map page, you can change the family coordinates manually.
Click “confirm”, Refer to Pic 2
3) Click “Add other room” can add the room information. Refer to Pic 3. Click “Complete” in
the right up corner to complete the settings.

User Manual
4.2 Family settings
Click Tuya APP “Me” ”Family management”Click your named family, enter into the
setting interface.
1) You can add certain user to the family member’s list
2) The added user will receive a prompt message in the APP. You can choose accept or refuse.
Meanwhile you will also receive the message in the message center.
3. WIFI smart door lock APP application
Through the door lock APP, it can achieve remotely unlock the door, dynamic password
unlock the door, member management, unlocking query checking, temporary password
management. Also there is low battery alarm, lock piking alarm, continuously wrong
tryout alarm, door bell calling record. We will guide you how to use the “remote unlock”
“dynamic unlock” and “temporary unlock” function

Wireless Module User Manual
4. Remote unlocking function
1) Make sure WIFI module already connect to the cloud, APP can find the device
2) Enter into “9”+”#” to wake up tuya module, the indicator will light up. (some lock are
wake up by touch, no need to press 9#, according to actual situation to operate)
3) Wait the module connect to the cloud, APP homepage surface will appear “unlock remotely”
button. Click it to confirm unlock the door
4) After confirm unlock the lock, the door lock will be unlocked. APP will have unlocking record
report (Remark: Initialization status will have no record report, only after there is a user
existed, then will have record report)
5. Dynamic password
1) Click APP remote dynamic password to get the password by click “Get the password”
2) Click 9# at the door lock side, to wake up Tuya module, the indicator light will turn on. (Some
lock will be waked up by touch, no need to click 9#, then according to the actual situation to
operate)
3) Enter dynamic password, lock will be unlocked successfully and send unlock record.
Remark: Dynamic password will be changed every 5min. Each password can be used for
limitless times.

User Manual
6. Temporary password
1) Similar to the dynamic password, first to make sure the door lock can detect the wireless
module and the time has been calibrated.
2) Create temporary password in the APP, enter into the password, name, and valid period, it will
show”to be released” after created
3) Click 9# in the door lock side to wake up Tuya module, the indicator light will be turned
on( some lock is waked up by touch, no need to press 9#, according to the actual situation to
operate)
4) Waiting for connecting to the internet, after connect to the internet, it will get the temporary
password from the cloud. Temporary password status will change from “to be released” to
“under using”, then can use.
5) Enter onto the temporary password, it will report unlocking record after verified successfully.
(Note: Different from the dynamic password, you don’t need to wake up the module to
enter the password)
Remark: Temporary password can be used for limitless times within the validation period.

Wireless Module User Manual

User Manual
Q: How to wake up the remote unlock
A: When the module connects to the cloud, there will have 30s waiting time for the remote
unlock. The wake up method is: wake up the module (some by touch to wake up, some by click
9# to wake up) after connect to the cloud, APP will show “click to unlock” then unlock
remotely.
Q: Why the temporary password always keep in the to-be-released status? Why dynamic
password can’t open the door?
A: After set up the temporary password, you should wake up the module (similar to remote
unlock), after the module connect the internet, the temporary password will be released to the
door lock and complete unlock successfully. Create and delete password, both are need to
connect to the internet firstly, then can set up the password to the door lock. The same with
dynamic password, it needs wake up the module then can use it. Some lock is waked up by touch,
some lock is waked up by click 9#
Q: Does the WIFI module has synchronize time function
A: Yes, time synchronization method is after every time unlock the door lock, it will synchronize
the time automatically 15seconds later.
Q: How to know the WIFI module working status
A: Check the indicator light Module working status light prompt.
Already connect to the cloud: Always light up
Into the internet matching status: Flash very quickly (50ms)
Matching successfully, connecting to the cloud: Flash slow (100ms)

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