Introduction
The Lefant M3L is an advanced robot vacuum cleaner and mop designed to provide effortless and thorough cleaning for your home. Featuring a powerful 12000 Pa suction, DToF navigation, and innovative dual rotary mops, this device handles sweeping, vacuuming, and mopping in a single pass. Its all-in-one base station automates maintenance tasks, ensuring a hands-free cleaning experience. The M3L is equipped with a 190° ultra-wide precision obstacle detection system and 360° LiDAR navigation for reliable and efficient coverage, even in complex environments.

Lefant M3L Robot Vacuum and All-in-One Base Station
Package Contents
Please check the box for the following items:
- Power Cord x1
- Dust bag x2
- Side Brush x2
- Mop Holder x2
- Washable Mop Cloth x4
- HEPA Filter x2
- Cleaning Tool x1
- Cleaning Fluid x1
- User Manual x1

Diagram of included accessories
Setup
Follow these steps for initial setup of your Lefant M3L robot vacuum:
- Install Side Brushes: Attach the side brushes to the designated slots on the underside of the robot.
- Install Mop Pad Holders: Securely attach the mop pad holders to the robot.
- Position the Base Station: Place the all-in-one base station against a wall in an open area. Ensure there is enough space around it for the robot to maneuver. The base station dimensions are approximately 385mm (width) x 357mm (height) x 370mm (depth).
- Connect Power: Plug the base station into a power outlet.
- Power On Robot: Press the power button on the robot vacuum to turn it on.
- Charge the Robot: Place the robot onto the base station to begin charging. Ensure the charging contacts align.
- Prepare Water Tank: Remove the clean water tank from the base station, fill it with clean water (and cleaning fluid if desired), and reinstall it securely.
Lefant M3L Unboxing and User Guide Video
Operating Instructions
The Lefant M3L offers versatile cleaning options through its smart app and voice control features.
App Control
Utilize the Lefant app for comprehensive control and customization of your cleaning experience:
- Schedule Cleaning: Set specific times for the robot to clean automatically.
- Custom Routines: Create personalized cleaning routines.
- Smart Mapping: View and manage your home's floor plans.
- Targeted Zone Cleaning: Direct the robot to clean specific areas.
- Do Not Disturb Mode: Prevent cleaning during certain hours.
- No-Go Zones: Define areas the robot should avoid.
- Water Flow Adjustment: Control the water output for mopping.
- Tap-to-Clean Anywhere: Initiate cleaning in any desired spot via the map.

All-in-One App Control features
Voice Control
Command your M3L using voice assistants like Amazon Alexa or Google Assistant. Simply say what you want, and the robot will respond.

Voice-controlled cleaning with Alexa and Google Assistant
Navigation and Mapping
The M3L employs advanced navigation for efficient cleaning:
- 360° LiDAR Navigation: Enables precise mapping, smart path planning, and obstacle avoidance, even in low light.
- Multi-Level Mapping: Automatically detects and saves maps for different floors, supporting up to 3 stored levels.
- Room-by-Room Customization: Define custom no-go zones and optimize cleaning coverage for each room.

Room-by-Room Customization with LiDAR navigation

Multi-level mapping support
Cleaning Modes
- 3-in-1 System: Sweeps, vacuums, and mops simultaneously.
- Smart Carpet Cleaning: Automatically detects carpets, boosts suction, and auto-lifts mops to prevent wetting. You can also set no-mop zones for shag carpets in the app.
- Dual-Spinning Mops: Deliver deep, efficient cleaning with a powerful 200 RPM spinning speed and 9mm lifting capability for tough stains.
- Tangle-Free Design: V-shaped brush with dual combs centrally collects hair and dust, preventing tangles.

M3L's 3-in-1 sweeping, vacuuming, and mopping function

Smart carpet cleaning tips

Dual liftable mops for tough stains

Tangle-free V-shaped brush design
Maintenance
The M3L's all-in-one base station simplifies maintenance, keeping your robot and station clean with minimal effort.
All-in-One Base Station Features
- Smart Detergent Auto-Dispense: Automatically adds the correct amount of cleaning solution.
- 3.2L Hands-Free Dust Bag: Collects debris for up to 8 weeks before needing replacement.
- Auto Mop Washing: The base station automatically cleans the mop pads.
- Fast Air-Dry Technology: Dries mop pads with cool air to prevent odors and mop deformation, especially beneficial for pet owners and humid climates. Select 2, 3, or 4-hour drying cycles via the app.
- Easy-Clean Removable Tray: Simplifies cleaning of the base station.

Effortless Maintenance with All-in-One Convenience

Natural air drying for your mop
Regular Cleaning Tasks
- Empty Dirty Water Tank: Regularly remove and empty the dirty water tank from the base station.
- Replace Dust Bag: When full, remove the front cover of the base station, take out the dust bag, and dispose of it.
- Empty Robot Dustbox: Take out the dustbox from the robot and empty any collected rubbish.
Troubleshooting
The Lefant M3L is designed to address common robot vacuum issues:
- Robot too bulky to clean under furniture: The M3L features a slim design (320mm wide, 97mm tall) to easily glide under sofas, beds, and low furniture.
- Pet hair gets tangled: The V-shaped brush with dual-comb teeth is engineered to prevent tangling, ensuring optimal cleaning without manual intervention.
- Loud and chaotic, bumps into everything: The 190° ultra-wide precision obstacle detection system and 360° LiDAR navigation provide reliable navigation, preventing crashes and missed spots even in low light or complex environments.
- Dirty mop pads stink and require manual washing: The all-in-one base station includes auto mop washing and cool air drying technology to keep mop pads fresh and clean.

Clever Cleaning Complete Coverage
Specifications
| Feature | Specification |
|---|---|
| Model | M3L |
| Brand | Lefant |
| Suction Power | 12000Pa |
| Battery Type | Li-ion, 5200mAh |
| Max Run Time | 220 minutes (up to 240 minutes) |
| Max Vacuuming Area | 220㎡ |
| Dust Box Capacity | >2 L |
| Dust Bag Capacity (Base Station) | 3.2L |
| Clean Water Tank Capacity (Base Station) | 2.5L |
| Dirty Water Tank Capacity (Base Station) | 2.5L |
| Filter Type | HEPA |
| Cleaning Route | Planned Type (LDS laser + PSD Tech) |
| Obstacle Detection | 190° Ultra-Wide Precision Obstacle Detection System |
| Navigation | 360° LiDAR Navigation |
| Mop Type | Dual Rotary Cloths, Auto-Lifting Mop |
| Mop Spinning Speed | 200 RPM |
| Mop Lifting Height | Up to 9mm |
| Mop Drying Function | Cool Air Drying (2, 3, or 4-hour cycles) |
| Robot Dimensions | 320mm (width) x 97mm (height) |
| Base Station Dimensions | 385mm (width) x 357mm (height) x 370mm (depth) |
| Weight | 13.4kg |
| Voltage | EU: 220V, UK: 240V, US: 120V |
| Remote Control | No (App/Voice Control) |
| Certification | CB, CE |

Long-lasting cleaning capabilities

M3L vs M3 Robot Vacuum & Mop comparison
User Tips
- App Language Settings: If you need to change the language of the product application, check the settings menu within the app for available language options.
- Optimal Base Station Placement: Ensure the base station is placed in an area with good Wi-Fi coverage and clear space around it for the robot to dock and undock easily.
- Regular Filter Checks: Periodically check and clean the HEPA filter to maintain optimal suction performance.
- Mop Drying Cycles: Experiment with the 2, 3, or 4-hour cool air drying cycles to find the best setting for your environment and mop pad freshness.
Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the contact details provided in your product packaging or visit the official Lefant website. Keep your purchase receipt as proof of purchase for any warranty claims.





