1. Introduction
The Liectroux M7S Pro Robot Vacuum Cleaner is an advanced smart cleaning device designed to efficiently clean various floor types in your home. Featuring smart dynamic navigation, Wi-Fi connectivity, and compatibility with voice assistants like Alexa, it offers a convenient and thorough cleaning experience. This manual provides detailed instructions for setup, operation, maintenance, and troubleshooting to ensure optimal performance of your robot vacuum cleaner.

Figure 1: Top view of the Liectroux M7S Pro Robot Vacuum Cleaner.
2. Product Overview
The M7S Pro is equipped with several key features for effective cleaning:
- Smart Dynamic Navigation: Utilizes 2D map navigation and intelligent memory to plan efficient cleaning routes, ensuring over 98% coverage.
- Powerful Suction: Features 5000Pa suction power for deep cleaning of pet hair, food fragments, and other debris on hard floors and low-pile carpets.
- Wet and Dry Mopping: Comes with a 200ML water tank for wet mopping capabilities.
- Anti-Winding Design: The V-shaped twining-proof central brush prevents hair entanglement.
- Smart Sensors: Includes drop and impact resistant sensors for safe operation around obstacles and stairs.
- Long Battery Life: A 4400mAh lithium-ion battery provides up to 120 minutes of continuous cleaning.
- Quiet Operation: Operates at a low noise level of 45 dB.
- Thin Design: At 7.4cm (2.91 inches) in height, it can easily clean under furniture.

Figure 2: Product dimensions and internal HEPA filter system diagram.

Figure 3: Illustration of the robot vacuum's powerful suction capabilities.
3. Setup
- Unpack: Carefully remove the robot vacuum and all accessories from the packaging.
- Charging Dock Placement: Place the charging dock against a wall in an open, uncluttered area, ensuring there are no obstacles within 1 meter (3 feet) to the sides and 2 meters (6 feet) in front.
- Power Connection: Connect the power adapter to the charging dock and plug it into a wall outlet.
- Initial Charge: Place the robot vacuum on the charging dock. Ensure the charging contacts on the robot align with those on the dock. Allow the robot to fully charge before first use (approximately 4-5 hours). The indicator lights will show charging status.
- Water Tank Installation (for mopping): If using the wet mopping function, fill the 200ML water tank with clean water. Slide the water tank into the designated slot on the robot until it clicks into place. Attach the mopping cloth if not already attached.

Figure 4: The robot vacuum's thin design allows it to clean under furniture, and it features an auto-recharging function.

Figure 5: Close-up of the water tank being installed into the robot vacuum.
4. Operating Instructions
The Liectroux M7S Pro can be controlled via the physical buttons on the unit, the dedicated mobile app, or voice commands through Amazon Alexa or Google Assistant.
4.1. Cleaning Modes
- Automatic Cleaning: The robot intelligently maps and cleans your home in an organized zigzag pattern.
- Spot Cleaning: Focuses on a specific dirty area, cleaning in a spiral pattern.
- Edge Cleaning: Cleans along walls and furniture edges.
- Timed Cleaning: Schedule cleaning sessions through the app.
- Wet Mopping: Uses the water tank to mop hard floors.
- Dry Sweeping: Standard vacuuming mode.
4.2. App Control and Voice Control
Download the "Doodle App" (or specified app in product documentation) from your smartphone's app store. Follow the in-app instructions to connect your robot vacuum to your home Wi-Fi network. Once connected, you can:
- Start/Stop cleaning
- Select cleaning modes
- View real-time cleaning maps
- Set cleaning schedules
- Control the robot remotely
For voice control, enable the Liectroux skill in your Amazon Alexa or Google Home app and link your account. You can then use voice commands like "Alexa, start cleaning" or "Hey Google, tell the robot to go home."

Figure 6: Controlling the robot vacuum via the mobile application, showing real-time map updates.

Figure 7: The convenience of WiFi APP control for scheduling and managing cleaning tasks.
4.3. Official Product Video
Video 1: Demonstrates the dry and wet mopping capabilities of the Liectroux M7S Pro, highlighting its smart planned map navigation.
5. Maintenance
Regular maintenance ensures your Liectroux M7S Pro operates efficiently and extends its lifespan.
5.1. Dustbin and Filter Cleaning
- The robot has a 0.6 Liter dustbin capacity. Empty the dustbin after each cleaning cycle or when full.
- Remove the HEPA filter and tap it gently to remove dust. Do not wash the HEPA filter with water.
- Clean the filter screen and primary filter with the cleaning brush provided.
5.2. Brushes and Wheels
- Regularly check the main brush and side brushes for tangled hair or debris. Use the cleaning tool to cut and remove any entangled hair.
- Wipe the charging contacts on the robot and charging dock with a dry cloth.
- Clean the universal wheel and drive wheels to ensure smooth movement.
5.3. Sensors
- Wipe all sensors (cliff sensors, anti-collision sensors) with a clean, dry cloth to maintain their effectiveness.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Robot does not turn on. | Low battery or not charged. | Place the robot on the charging dock and ensure it is properly connected. Allow it to charge fully. |
| Robot gets stuck frequently. | Obstacles, tangled brushes, or dirty sensors. | Clear obstacles from the cleaning path. Clean main brush and side brushes. Wipe all sensors. |
| Poor cleaning performance. | Full dustbin, clogged filter, or worn brushes. | Empty the dustbin. Clean or replace the filter. Clean or replace brushes. |
| Cannot connect to Wi-Fi/App. | Incorrect Wi-Fi password, router issues, or robot too far from router. | Ensure correct Wi-Fi password. Restart router and robot. Move robot closer to router during setup. Check app instructions for specific pairing steps. |
| Robot falls down stairs. | Dirty cliff sensors. | Clean the cliff sensors located on the underside of the robot. |
7. Specifications
- Brand: Liectroux
- Model Name: M7S Pro
- Special Features: Cordless, HEPA Filtration, Self-Propelled, Vacuums
- Included Components: Brush
- Filter Type: Cloth
- Battery Life: 120 minutes
- Voltage: 14.4 Volts
- Dustbin Capacity: 0.6 Liters
- Power Source: Battery Powered
- Batteries Included: Yes (1 Lithium Ion battery)
- Control Method: App
- Compatible Devices: Amazon Echo, Smartphones
- Form Factor: Robotic
- Product Dimensions: 12.99 x 12.99 x 2.91 inches (33 x 33 x 7.4 cm)
- Item Weight: 4.4 pounds (2 kg)
- Manufacturer: Liectroux
- Date First Available: September 13, 2021
8. Warranty and Support
For warranty information and customer support, please refer to the warranty card included in your product packaging or visit the official Liectroux website. You may also contact Liectroux customer service directly for assistance with product inquiries, troubleshooting, or replacement parts.
Liectroux Store: Visit Liectroux Store on Amazon



