lefant LS1 User manual

User manual
Lefant LS1 Robot Vacuum Cleaner

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Congratulations on the purchase of your Lefant ROBOTS!
We hope it brings you satisfaction. We trust your purchase will keep your home clean and provide you a high-quality life.
Should you encounter situations that have not been properly addressed in this User Manual, please contact our Customer Service Center, we will solve your
specific problem.For more information, please visit the Lefant ROBOTICS official website: www.lefant.com or send email to [email protected].
The Company reserves the right to make technological and/or design changes to this product for continuous improvement.

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IMPORTANT SAFETY INSTRUCTIONS
WARNING: Read all safety warnings and instructions. Failure to follow the warnings and instructions may result in electric shock, fire or serious injury.
READ ALL INSTRUCTIONS BEFORE USING THIS APPLIANCE.
1. The robot must be used in accordance with the directions in this User
Manual. Our company cannot be held liable or responsible for any
damages or injuries caused by improper use.
2. Do not allow to be used as a toy. Close attention is necessary when
used by or near children.x.
Do not allow children to sit on the vacuum.
3. Clear the area to be cleaned. Remove power cords and small objects
from the floor that could entangle the Robot. Tuck rug fringe under the rug
base, and lift items such as curtains and table cloths off the floor.
4. If there is a drop off in the cleaning area due to a step or stairs, you
should operate the Robot to ensure that it can detect the step necessary
to place a physical barrier at the edge to keep the unit from falling. Make
sure the physical barrier is not a trip hazard.
5. Only use as described in this manual. Only use attachments recom-
mended or sold by the manufacturer.
6. Please make sure your power supply voltage matches the power
voltage marked on the Docking Station.
7. Do not handle or plug appliance with wet hands.
8. Non-rechargeable batteries are prohibited.
9. Do not use without dust bin and/or filters in place.
10. Do not operate the robot in an area where there are lit candles or
fragile objects on the floor to be cleaned.
11. Do not use and store in extremely hot or cold environments (below
-5°C /23°F or above 40°C/104°F). Please charge the robot in temperature
above 0°C/32°F and below 40°C/104°F. Follow all charging instructions
and do not charge the battery pack or appliance outside
of the temperature range specified in the instructions. Charging improperly
or at temperatures outside of the specified range may damage the battery
and increase the risk of fire.
12. Keep hair, loose clothing, fingers, and all parts of body away from any
openings and moving parts.
13. Do not operate the robot in a room where an infant or child is sleeping.
14. For INDOOR use ONLY. Do not use the robot in outdoor, commercial or
industrial environments. Do not use Appliance on wet surfaces or surfaces
with standing water.
15. Do not allow the robot to pick up large objects like stones, large pieces
of paper or any item that may clog the robot.
16. Do not use the robot to pick up flammable or combustible materials
such as gasoline, printer or copier toner, or use in areas where they may be
present.
17. Do not use the robot to pick up anything that is burning or smoking, such
as cigarettes, matches, hot ashes, or anything that could cause a fire.
18. Do not put any object into openings. Do not use with any opening
blocked; keep free of dust, lint, hair, and anything that may reduce air flow.
19. Take care not to damage the power cord. Do not pull on or carry the
robot or the Docking Station by the power cord, use the power cord as a
handle, close a door on the power cord, or pull power cord around sharp
edges or corners. Do not run the robot over the power cord.Keep power
cord away from hot surfaces. Do not unplug by pulling on cord, To unplug,
grasp the plug, not the cord.
20. If the power cord is damaged, it must be replaced by the manufacturer
or its service agent in order to avoid a hazard.
For Household use only
When using an electrical appliance, basic precautions should always be followed, including the following:

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21. Do not use the Docking Station if it is damaged.
22. Do not use the robot or the Docking Station if it is not working properly,
has been dropped, damaged, left outdoors, or come in contact with water.
It must be repaired by the manufacturer or its service agent in order to
avoid a hazard.
23. Turn OFF the power switch before cleaning or maintaining the robot. Turn
off all controls
24. The plug must be removed from the receptacle before cleaning or
maintaining the Docking Station.
25. Remove the robot from the Docking Station, and turn OFF the power
switch to the Appliance before removing the battery for disposal of the
robot.
26. The battery must be removed and discarded according to local laws
and regulations before disposal of the robot.
27. Please dispose of used batteries according to local laws and regula-
tions.
28. Do not incinerate the robot even if it is severely damaged. The batteries
can explode in a fire.
29. When not using the Docking Station for a long period of time, please
unplug it.
30. Prevent unintentional starting. Ensure the switch is in the off position
before connecting to battery pack, picking up or carrying the appliance.
Carrying the robot with your finger on the switch or energizing the robot that
have the switch on invites accidents.
31. When battery pack is not in use, keep it away from other metal objects,
like paper clips, coins,keys, nails, screws,ect, that can make a connection
from one terminal to another. Shorting the battery terminals together may
cause burns or a fire.
32. Under abusive conditions, liquid may be ejected from the battery; avoid
contact. If contact accidentally occurs, flush with water. If liquid contacts
eyes, additionally seek medical help. Liquid ejected from the battery may
cause irritation or burns.
33. Do not use a battery pack that is damaged or modified. Damaged or
modified batteries may exhibit unpredictable behavior resulting in fire,
explosion or risk of injury.
34. Do not expose a battery pack or appliance to fire or excessive tempera-
ture. Exposure to fire or temperature above 130°C/265°F may cause
explosion.
35. Have servicing performed by a qualified repair person using only
identical replacement parts.
36. Do not modify or attempt to repair the robot or the battery pack (as
applicable) except as indicated in the instructions.
37. Do not operate the robot in a room that has lit candles on furniture that
the vacuum may accidentally hit or bump into.
38. Recharge only with the charger specified by the manufacturer. A
charger that is suitable for one type of battery pack may create a risk of
fire when used with another battery pack.
39. Use the robot only with specifically designated battery packs. Use of any
other battery packs may create a risk of injury and fire.
40. The robot contains batteries that are only replaceable by skilled
persons. To replace the robot's battery, please contact Customer Service.
41. If the robot is not going to be used for a long time, fully charge the robot,
power it OFF, and unplug the Docking Station.

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SAVE THESE INSTRUCTIONS
Short-circuit-proof safety isolating transformer
Switch mode power supply
For indoor use only
Direct current
Alternating current
detachable supply unit
S
This marking indicates that this product should not be disposed of with other household waste throughout the EU. To prevent possible harm to the
environment or human health from uncontrolled waste disposal, recycle it responsibly to promote the sustainable reuse of material resources. To
recycle your used device, please use the return and collection systems or contact the retailer where the product was purchased. They can safely
recycle this product.
Correct Disposal of this Product
To satisfy RF exposure requirements, a separation distance of 20 cm or more
should be maintained between this device and persons during device operation.
To ensure compliance, operations at closer than this distance is not recom-
mended. The antenna used for this transmitter must not be co-located in
conjunction with any other antenna or transmitter.

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Federal Communications Commission (FCC) Interference Statement
This device complies with Part 15 of the FCC Rules.
Operation is subject to the following two conditions:
(1) This device may not cause harmful interference,
and (2) this device must accept any interference received, including
interference that may cause undesired operation.
FCC Caution:
Any changes or modifications not expressly approved by the party
responsible for compliance could void the user 5s authority to operate this
equipment.
RF exposure warning
This equipment complies with FCC radiation exposure limits set forth for
an uncontrolled environment.This equipment must be installed and
operated in accordance with provided instructions and the antenna(s)
used for this transmitter must be installed antenna(s) used for this
transmitter must be installed to provide a separation distance of at least
20 cm from all persons and must not be collocated or operating in
conjunction with any other antenna or transmitter.
This equipment has been tested and found to comply with the limits for a
Class B digital device, pursuant to Part 15 of the FCC Rules.
These limits are designed to provide reasonable protection against harmful
interference in a residential installation. This equipment generate, uses and
can radiate radio frequency energy and, if not installed and used in
accordance with the instructions, may cause harmful interference to radio
communications.
However, there is no guarantee that interference will not occur in a
particular installation. If this equipment does cause harmful interference to
radio or television reception, which can be determined by turning the
equipment off and on, the user is encouraged to try to correct the interfer-
ence by one of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to
which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.

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Contents
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1. Product introduction
1.1 Packing list
1.2 Part name
2. Preparation
2.1 Assemble and charge
2.2 Using environment preparation
4. Abnormal symptoms
4.1 Symptoms prompts
4.2 Troubleshooting
5. Technical parameters
3. Using the product
3.1 How to use buttons
3.3 App download and configuration
3.4 Maintenance
3.2 Indicator Meaning
···················································

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Robot Vacuum Cleaner
Note: Figures and illustrations are for reference only and may differ from actual product appearance. Product design and specifications are subject to changes without notice.
1. Product introduction / 1.1 Packing list
High Efficient Particulate Air
(HEPA) Filter
User manual
Lefant LS1 Robot Vacuum Cleaner
Docking Station & AC Adapter Dust bin
User manualSide brush Cleaning tool

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1. Product introduction / 1.2 Part Name
Bottom view
Rear viewFront view
Laser navigation sensors
Start/pause button
Return and charge button
WiFi indicator
Anti-collision sensor
Fixed point mode button
Bumper strip
Infrared Receiver
Dustbin Release Button
Power Switch
(I=ON.O=OFF)
Drive wheel
Anti-falling sensor
Roller Brush
Universal wheel
Charging electrode
Side brush

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1. Product introduction / 1.2 Part Name
Docking Station Dustbin
High Efficiency Filter
(HEPA)
Filter Net
Filter Sponge
Dustbin release button
Charging electrode
Indicator light
Cleaning tool
Power adapter
Power adapter socket
Infrared signal transmitter

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2. Preparation / 2.1 Assemble and charge
Place the robot at Docking Station and make sure
to align the charging electrodes
* Place the docking station on an open place.
* Connect the power supply and tidy up the power
cord to avoid twining.
Placement of the charging base /
connection of power supply
Turn on the robot
Reminder: Cannot charge when
product is turned off.
Charging
Remove the protective film on the robot
and docking station
Install the side brushes
>1.5m
(4.92’)
>0.5m
(1.64’)
>0.5m
(1.64’)
twinkling means charging.
turn off means fully charged.
A full charge takes 7-8 hours.
“ I ”means ON , “ O ”means OFF
Click

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2. Preparation / 2.2 Using environment preparation
Tidy up the room
If the rug at home has fringed edges,
please put the edges under the rug in
advance.
The robot can climb to the top of
objects with a height of less than 12mm.
If you don't want the robot to climb on
them, please take them away.
Organize the items on the floor, such as
wires, slippers and other sundries to avoid
affecting the operation of the robot
Do not let the robot operate on wet floors.

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3. Using the product / 3.1 How to use buttons
NOTE: During the first cleaning, supervise the robot and assist if problems arise.
Start/pause button
Single press: Start/pause
Keep pressing for 3 seconds:
Entering Wi-Fi pairing mode
When cleaning for the first time, the robot
automatically builds a map through LDS. After
the map is created, the robot cleans each home
area in the same way.
Return and charge button During the cleaning process, the host can sense
that its own power is insufficient, automatically
start the "return to charging" mode, and automati-
cally find a charging base for charging.
It is suitable for the ground environment where
the garbage is relatively concentrated, and the
main machine performs fixed-point cleaning in
the designated area.
Fixed point mode button

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3. Using the product / 3.2 Indicator Meaning
Robot status Indicator status WiFi display status
Cleaning
Pause/standby
Low battery-automatic return and charge
Cleaning complete-automatic return and charge
Charging
Entering Wi-Fi pairing mode
Blue light on
Blue light on(14% or more charge)
Blue light flash
(blue light stays on for 10s after full charge and then goes out)
Red light on
Blue light on
Blue light on
Without network, blue light is off;
with network, blue light is on.
Blue light flash
Connect to Wi-Fi Blue light on Blue light on
Error Red light on/flash

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3. Using the product / 3.3 App download and configuration
Downloading and installation of the “Lefant” app
Method I : Scan the following QR code, and then download and
install App as prompted.
Method II : Search "Lefant" in the App store, download and install
the Lefant app.
Tips:
* Follow the guidance in the Lefant app to register, login, and
pair the robot.
* Please make sure that the mobile phone is connected to your
Wi-Fi network before paring the robot vacuum cleaner.
Note: The robot works with 2.4GHz Wi-Fi networks only.
Lefant_2.4G
Lefant_5G

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3. Using the product / 3.4 Maintenance
* When cleaning and maintaining the robot and its accessories, please unplug the charging stand.
Open the dust box latch and dump the
garbage
Tap the High Efficiency Filter
Remove the dust filter assembly
Clean the dustbin
Reminder: Do not wash the High Efficiency Filter with water, just tap lightly to remove dust.
Clean the Filter Net
Press and hold the Dustbin Release
Buttonto remove the dust bin

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3. Using the product / 3.4 Maintenance
* When cleaning and maintaining the robot and its accessories, please unplug the charging stand.
7. Clean the side brush to prevent hair from tangling
4. Clean the driving wheel to ensure
clean smoothly
2. Clean the universal wheel to
prevent hair from tangling
6. Clean the Anti-collision sensors to ensure
sensitive obstacle avoidance
5. Clean the roller brush to ensure smooth cleaning
1. Clean the anti-drop sensor to ensure the sensitivity of the sensor
8. Clean the charging electrode of the docking
station to ensure successful charging
3. Clean the charging electrode
to ensure successful charging

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* If the above method cannot resolve the problem, please try the following operations: turn on the ON/OFF button on the side to restart the robot.
When the robot runs into trouble, its red indicator light will be on or flash and and different fault voice announcements are made. The following table
summarizes the corresponding causes:
4. Abnormal symptoms / 4.1 Symptoms prompts
3
2
1
The red light on
No. Solutions
Please clean the waste in the rolling brush.
Please check whether the side brush is tangled , and clean up the side brush.
Please check whether the driving wheel is tangled , and clean up it.
4
5
3
2
1
Red light flashes
Clean the electrode and ensure the original adapter.
Please move the robot to the docking station for charging.
Fail to get rid of a dilemma; please move to an open place.
The robot hangs in the air. Please move it to the ground.
Check if the robot is turned on.
Voice Prompt
The rolling brush is not working. Please check
The side brush is not working. Please check
The wheels are not wokring. Please check
Abnormal charging voltage.
Please use the original power adapter to charge.
low battery. Can't return to charging dock.
Please put me back to the charging dock to start charging
I am stuck, please help me out
I am suspended. Please put me back on the ground
Unable to start charging. Please toggle the power
button on the side of robot to try again.

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4. Abnormal symptoms / 4.2 Troubleshooting
* If the fault cannot be eliminated according to the operation in the table, contact our customer service representative.
If the following problems occur in the application process of the product, users can resolve them independently by comparison and inquiry.
Please refer to the manual's chapter [App download and configuration].
Abnormal
cleaning
It is recommended to replace consumables regularly, such as high-efficiency filters
(HEPA), pre-filter, side brushes, etc.
Please refer to the chapter [Maintenance] of the manual to clean the robot.
Unable to
connect to
App
Difficult to
return and
charge
Unable to
charge
It is recommended to use this product frequently. If the battery cannot be charged due to
not using it for a long time, please contact a customer service representative.
Ensure that the charging electrode of the robot and the charging base are fully connected,
and clean the charging electrode of the robot and the docking station regularly.
Check whether both ends of the power adapter are connected and powered on normally.
Please refer to the chapter [Using environment preparation] of the manual.
Please check whether the charging base is connected to the power supply. Do not move
the position of the charging base when the robot is working.
Please place the charging stand in an open and flat area.
Not entered Wi-Fi pairing mode
2.4G Hz network isn't used.
Cleaning components blockage
Dust on sensors and other components
Incorrect placement of charging base
The charging stand is powered off or
moved manually
The home is too large, and the
environment is complex
Let the robot clean from the docking station.
The robot didn't clean from the docking
station
The power supply is not connected, or
the plug is loose
Poor contact between the robot and
the charging electrode of the docking
station
Battery deterioration caused by
non-long-term use
Possible causesFaultS/N Solutions
1
4
2
3
Keep pressing the Start/pause button for 3 seconds: Entering Wi-Fi pairing mode.
Please refer to the manual's chapter [App download and configuration].