expired
Lefant M3 MAX 20000Pa Robot Vacuum & Mop w/ Self-Emptying & Cleaning Dock
$150
$440
65% off
+ Free S&Hat Amazon
Missed This Deal? Get alerts when similar deals are posted.
+ Free S&Hat AmazonDeal Details
LefantHome via Amazon has Lefant M3 MAX Robot Vacuum & Mop w/ 20000Pa Suction, 90-Day Self-Emptying & Hot Water Self-Cleaning Dock on sale for $299.99 - 50% off when you apply promo code 4GEI5UWW at checkout = $149.99. Shipping is free.
Thanks to Deal Hunter LolaBunny21 for sharing this deal.
Note: You must be logged in to apply promo codes. If a code doesn't work right away, try applying it a few times across different interfaces such as mobile or desktop, as some codes may not apply consistently. If issues persist, refresh the page, re-enter the code, or revisit the cart before checking out.
Product Details:
Thanks to Deal Hunter LolaBunny21 for sharing this deal.
Note: You must be logged in to apply promo codes. If a code doesn't work right away, try applying it a few times across different interfaces such as mobile or desktop, as some codes may not apply consistently. If issues persist, refresh the page, re-enter the code, or revisit the cart before checking out.
Product Details:
- 20,000Pa Super Suction: delivers hyper-powered 20,000Pa suction to lift embedded dirt, pet hair, and stubborn debris from carpets, rugs, hardwoods. Optimized airflow ensures thorough cleaning in tight corners and under furniture for a spotless home
- 90 Days Self-Emptying: up to 90 days of hands-free cleaning with 3.2L dust bag. The Strong suction vacuum base station efficiently empties the collected dirt and debris into the dust bag, ensuring uninterrupted cleaning sessions
- All-in-One Smart Dock with Cool Air Drying - The Robot Vacuum Mop with 45Ā° hot water to deeply dissolve grease and grime, paired with gentle cool air drying to prevent mop deformation from high heat. The water tank for uninterrupted mopping across 3,552 sqft (330 mĀ²).
- Long-Lasting 5,200mAh Battery: up to 210 minutes at whisper-quiet levels that won't disturb sleep, with 30% faster charging.
- Support Dual-Band WiFi (2.4GHz/5GHz): auto-switching ensures stable connectivity for uninterrupted cleaning. The 2.4GHz band provides whole-home coverage, while the 5GHz band enables high-speed control.
- LiDAR Navigation & Multi-Floor Mapping: advanced 360Ā° LiDAR navigation, Lefant M3 Max quickly scans and accurately maps your home for efficient cleaning, automatically creating multi-level maps, and intelligently planning cleaning routes to minimize unnecessary repetition or missed spots.
- Slim Design & Freemove Tech Obstacle Avoidance: just 11" wide, the robot vacuum cleaner glides effortlessly under furniture while its compact base tucks neatly under cabinets, featuring advanced Freemove Tech 3.0 that precisely dodges furniture, cords, toys, and furniture legs while automatically avoiding stairs and tight spaces.
Editor's Notes
Written by ValPal2011 | Staff- About this deal:
- Our research indicates that this deal is $150 less (50% savings) than the next best available price from a reputable merchant with prices starting from $299.99 at the time of this post.
- About the store:
- Don't have Amazon Prime? Students can get a free 6-Month Amazon Prime trial with free 2-day shipping, unlimited video streaming & more.
- If you're not a student, there's also a free 1-Month Amazon Prime trial available.
- Please see the original post for additional details & give the WIKI and additional forum comments a read for helpful discussion.
Community Notes
About the Poster
Deal Details
Community Notes
About the Poster
LefantHome via Amazon has Lefant M3 MAX Robot Vacuum & Mop w/ 20000Pa Suction, 90-Day Self-Emptying & Hot Water Self-Cleaning Dock on sale for $299.99 - 50% off when you apply promo code 4GEI5UWW at checkout = $149.99. Shipping is free.
Thanks to Deal Hunter LolaBunny21 for sharing this deal.
Note: You must be logged in to apply promo codes. If a code doesn't work right away, try applying it a few times across different interfaces such as mobile or desktop, as some codes may not apply consistently. If issues persist, refresh the page, re-enter the code, or revisit the cart before checking out.
Product Details:
Thanks to Deal Hunter LolaBunny21 for sharing this deal.
Note: You must be logged in to apply promo codes. If a code doesn't work right away, try applying it a few times across different interfaces such as mobile or desktop, as some codes may not apply consistently. If issues persist, refresh the page, re-enter the code, or revisit the cart before checking out.
Product Details:
- 20,000Pa Super Suction: delivers hyper-powered 20,000Pa suction to lift embedded dirt, pet hair, and stubborn debris from carpets, rugs, hardwoods. Optimized airflow ensures thorough cleaning in tight corners and under furniture for a spotless home
- 90 Days Self-Emptying: up to 90 days of hands-free cleaning with 3.2L dust bag. The Strong suction vacuum base station efficiently empties the collected dirt and debris into the dust bag, ensuring uninterrupted cleaning sessions
- All-in-One Smart Dock with Cool Air Drying - The Robot Vacuum Mop with 45Ā° hot water to deeply dissolve grease and grime, paired with gentle cool air drying to prevent mop deformation from high heat. The water tank for uninterrupted mopping across 3,552 sqft (330 mĀ²).
- Long-Lasting 5,200mAh Battery: up to 210 minutes at whisper-quiet levels that won't disturb sleep, with 30% faster charging.
- Support Dual-Band WiFi (2.4GHz/5GHz): auto-switching ensures stable connectivity for uninterrupted cleaning. The 2.4GHz band provides whole-home coverage, while the 5GHz band enables high-speed control.
- LiDAR Navigation & Multi-Floor Mapping: advanced 360Ā° LiDAR navigation, Lefant M3 Max quickly scans and accurately maps your home for efficient cleaning, automatically creating multi-level maps, and intelligently planning cleaning routes to minimize unnecessary repetition or missed spots.
- Slim Design & Freemove Tech Obstacle Avoidance: just 11" wide, the robot vacuum cleaner glides effortlessly under furniture while its compact base tucks neatly under cabinets, featuring advanced Freemove Tech 3.0 that precisely dodges furniture, cords, toys, and furniture legs while automatically avoiding stairs and tight spaces.
Editor's Notes
Written by ValPal2011 | Staff- About this deal:
- Our research indicates that this deal is $150 less (50% savings) than the next best available price from a reputable merchant with prices starting from $299.99 at the time of this post.
- About the store:
- Don't have Amazon Prime? Students can get a free 6-Month Amazon Prime trial with free 2-day shipping, unlimited video streaming & more.
- If you're not a student, there's also a free 1-Month Amazon Prime trial available.
- Please see the original post for additional details & give the WIKI and additional forum comments a read for helpful discussion.
Community Voting
Deal
Score
+144
Good Deal
Bad Deal
Top Comments
Community Reviews
The Lefant M3 MAX stands out as a budget self emptying robot vacuum and mop with strong suction, quiet operation, and a dock that washes and rewets the mop. The app supports customizable scheduling, and the robot can handle everyday dust and pet messes well enough to stretch time between full vacuuming. The main drawbacks are software and mopping quirks, including weak multi floor handling, limited mop water control, and carpet detection that can miss rugs. It is a compelling value if the dock based mopping setup fits your home.
Common Questions (5)
Yes, the code was reported working after the item came back in stock, with the deal showing as $299 minus a $150 coupon. Multiple shoppers also confirmed the promo code applied successfully.
Yes. The mop is wetted before mopping, and the app can be set to return to the base at intervals to rinse and rewet the mop so it is not cleaning with the same dirty pad. On first use, the pump may need a pass or two to prime before the pads get fully wet.
It can create maps for multiple floors, but the saved map may not persist unless the dock is moved to that floor during mapping. Because the robot returns to the base to wash the mop and refill water, it is less convenient if you want to carry the robot between floors without moving the dock.
At $150, it is positioned as a self-emptying combo vacuum near the price of a basic name-brand robot vacuum. It can help keep floors tidy between deeper cleanings, but it is not a full replacement for regular vacuuming.
Carpet and rug detection can be inconsistent, and it may sometimes mop the whole carpet instead of avoiding it. That makes it less reliable if you have mixed hard floors and rugs that need automatic mop-lift or avoidance.
AI-generated summary based on comments from the community. Updated ago
Join The Conversation
Share your experience with the Slickdeals community
Share information with the community. Please follow our Community Guidelines and be kind!
58 Comments
Sign up for a Slickdeals account to remove this ad.
With a kid and a dog, living in the city where we walk in off the street, it keeps our vacuum chore to once a week instead of 2-3x.
Sign up for a Slickdeals account to remove this ad.
Sounds like it's good - especially for the price. Thank you for taking time to review for the SD community!
I had high hopes for the Lefant M3 because, on paper, it offers a lot of features for the price. The robot cleans reasonably well, and the self-empty/self-washing station is a nice addition. However, after using it for a while, I found that the software experience is disappointing and significantly limits the product.
šš®š„šš¢-šš„šØšØš« ššš©š©š¢š§š ššØšš¬š§'š ššØš«š¤ šš¬ šš±š©ššššš
One of the main reasons I bought this robot was its advertised multi-floor mapping capability.
My charging dock is permanently installed on the first floor, so I wanted to create a map for the second floor.
Here is exactly what I did:
1. Started the robot from the charging dock.
2. Selected Create New Map in the Lefant App.
3. Carried the robot to the second floor.
4. Started the mapping process.
5. The robot successfully scanned the entire second floor.
After finishing, the robot tried to return to the charging dock. Of course, the dock was still downstairs, so it couldn't find it. I then carried the robot back to the charging dock.
Unfortunately, the new map was never saved. I then asked Lefant support and they said I have to bring the dock to every floor if I want to create a new map.
If this is the intended behavior, I honestly don't understand the design. A robot advertised with multi-floor mapping should not require users to move the charging dock to every floor just to create a new map. That defeats the whole purpose of having multi-floor support.
š š¼š½ š£š®š±š ššæš š¢šš š§š¼š¼ š¤šš¶š°šøš¹š
Another issue is the mopping performance.
The app only lets you choose the Wash Mop Interval (for example every 5, 10, or 15 minutes). There is no option to adjust the water level.
I selected a 10-minute wash interval, but after about 6ā7 minutes the mop pads were already almost completely dry. That means the robot spends the last few minutes basically wiping the floor with nearly dry pads.
The only solution is to reduce the wash interval to 5 minutes, but then the robot spends much more time traveling back to the dock instead of cleaning.
A water level adjustment would have solved this problem.
šš”š šš©š© š ššš„š¬ ššØšØ ššš¬š¢š
Compared with other robot vacuum brands, the Lefant App lacks many useful settings and customization options such as Vac then Mop mode. The hardware seems capable, but the software doesn't allow users to get the most out of it.
š š¢š§šš„ šš”šØš®š š”šš¬
I don't think the Lefant M3 is a bad robot.
Pros:
- Good value for the price.
- Self-emptying and self-washing dock.
- Good vacuuming performance.
Cons:
- Multi-floor mapping does not work as expected.
- Mop pads dry out too quickly and no water flow adjustment.
- The app and firmware need significant improvement.
I hope Lefant continues improving the firmware because most of my complaints appear to be software-related rather than hardware limitations. If the software becomes more polished, this robot could be much more competitive.
Join The Conversation
Share your experience with the Slickdeals community
Share information with the community. Please follow our Community Guidelines and be kind!