Lefant LiDAR Robot Vacuum Review — 5000Pa Power, Smart Mapping

Intro

The Lefant M330 Pro is a lidar-equipped cleaning robot that combines vacuuming and mopping into a single slim package. It uses distance Time-of-Flight (dToF) navigation and position-sensitive detection to map rooms, avoid obstacles, and adapt suction and mopping behavior to different floor types.

Who this is for: households that want an affordable, low-profile robotic helper for mixed flooring and pet hair, and buyers who value mapping, obstacle avoidance, and app control. Quick verdict: The Lefant M330 Pro delivers focused, room-aware cleaning in a compact design but leaves some important specs—like run time and suction rating—unlisted.

What’s in the Box

• Lefant M330 Pro robot vacuum (component specified in listing)
• 200 ml refillable water tank (specified)
• Washable mop pad (specified)
• 450 ml visible dustbin (specified)
• Charging base and power adapter (Not specified — commonly included; inferred)
• Extra side brush(es) (Not specified; inferred)
• User manual and quick-start guide (Not specified; inferred)

If you need exact contents for a particular retailer bundle, check the seller listing before purchase.

Design & Build

The M330 Pro presents a slim chassis with a reported height of 95 mm, allowing it to slide under low furniture that taller robots miss (source: listing, checked 2025). The body and exterior materials are not detailed by the manufacturer in the listing; typical units use durable ABS plastic, but that is not specified here.

A few practical design notes:

• Low profile (95 mm) improves access beneath sofas and cabinets where dust accumulates.
• A visible dustbin (450 ml) makes it easy to see when it needs emptying without removing the bin.
• The mop system uses a 200 ml refillable water tank paired with a washable mop pad — the tank size is compact, useful for touch-ups and smaller homes, but will need refilling for large areas (source: listing, checked 2025).
• Buttons and ports: specific button layout and charging connector type are not listed.

Ergonomics are aimed at simplicity: removable dustbin and washable mop pad reduce recurring consumable costs and make maintenance straightforward. The build emphasizes thinness and sensor coverage rather than heavy-duty, pickup-focused hardware; if you need a heavy lifter for thick piles of dirt, look for suction specs (not listed).

Key Features

dToF Navigation & Multi-Floor Mapping

Benefit: The use of direct Time-of-Flight (dToF) lidar lets the M330 Pro scan rooms up to 15 meters and create maps for smarter route planning. In practice this reduces repeated passes and missed areas, producing more efficient coverage for medium-to-large floorplans (source: listing, checked 2025).

Where it helps: In multi-room apartments or open-plan homes the robot builds a spatial map so it can clean logically (room by room) instead of random or inefficient patterns. The mapping capability is especially useful if you want scheduled cleanings that consistently cover the same zones.

Precision Detection & Obstacle Avoidance (PSD)

Benefit: The robot includes PSD (Position Sensitive Device) technology for precise detection of furniture, cords, and small objects—claimed down to millimeter precision. That improves collision avoidance and reduces the risk of the robot dragging cords or bumping delicate furniture (source: listing, checked 2025).

Where it helps: Night-time cleaning or darker rooms, where optical cameras might struggle, and households with lots of small floor items (toys, slippers) benefit most. The PSD system aims to improve reliability and reduce wear-and-tear from frequent collisions.

Ultra-Slim 95 mm Design

Benefit: At 95 mm tall, the M330 Pro is slimmer than many mainstream robot vacuums. The low profile allows it to access tight gaps under sofas, beds, and cabinets.

Where it helps: If you struggle to reach dust bunnies behind low furniture, a slim robot like this will pick up debris that taller models leave behind. Note: clearance under furniture should be measured to ensure the robot fits.

Carpet Detection & Auto Boost

Benefit: The M330 Pro detects carpets and behaves differently depending on mode: in mopping mode it avoids carpets to keep them dry; in vacuuming mode it automatically raises suction to maximum when it encounters carpeting.

Where it helps: Homes with mixed flooring (hard floors + area rugs) will get better results because the robot prevents wetting rugs during mopping and increases suction for deeper carpet cleaning without user intervention (source: listing, checked 2025).

Vacuuming and Mopping Combo

Benefit: A combined vacuum-and-mop workflow with a refillable 200 ml water tank and washable mop pad lets the M330 Pro sweep and damp-mop in one pass. This reduces the need for separate devices and can cut cleaning time.

Where it helps: Quick weekly maintenance of hard floors and light kitchen messes. Warning from the listing: always empty the water tank after mopping to prevent leaks and potential floor stains (source: listing, checked 2025).

Pet-Friendly Anti-Tangle Suction Port & Visible Dustbin

Benefit: The M330 Pro has an upgraded anti-tangle suction port to reduce hair wrapping—valuable for pet owners—and includes a 450 ml visible dustbin so you can monitor fill level.

Where it helps: In homes with shedding pets where hair tends to clog rollers and in situations where you want a clear indication of when to empty the bin between cleanings (source: listing, checked 2025).

App Control, Scheduling & Voice Commands

Benefit: Lefant’s app enables mapping, setting no-go zones, scheduling, and switching cleaning modes (Quiet / Standard / Max). The robot also supports voice controls via Google Assistant and Alexa and connects over 2.4 GHz Wi‑Fi (listed as dual-band 2.4 GHz in the product copy).

Where it helps: You can schedule daily cleanings, tell the robot to avoid fragile areas, and start or stop runs hands-free using smart speakers. Note: setup requires the app and a compatible Wi‑Fi network (source: listing, checked 2025).

Customer Support & Warranty

Benefit: Lefant advertises a one-year warranty and customer support staffed Monday–Friday. The listing encourages contacting support via the Amazon message window for any problems.

Where it helps: Peace of mind in the first year after purchase and an accessible route for troubleshooting or replacement parts.

Performance & Use

Practical setup and day-to-day tips

• First run: Place the charging dock against a wall with several feet of clearance on either side and a clear front approach. Let the robot perform an initial mapping run without obstacles for the best map quality.
• Wi‑Fi connection: Use a 2.4 GHz network when prompted by the app. If your router is dual-band, ensure the 2.4 GHz SSID is available during setup (source: listing, checked 2025).
• Protect loose items: Although PSD sensors improve detection, remove small, fragile objects and loose cables to reduce snag risk.
• Mopping routine: Fill the 200 ml tank before mopping and remember the manufacturer’s warning to empty the tank afterward to prevent leaks or floor stains (source: listing, checked 2025). For large homes you’ll likely refill the tank at least once per session.
• Carpet handling: Use the mopping mode only on the rooms that are purely hard-floor or use no-go zones to keep rugs dry. The M330 Pro should automatically increase suction on carpets when vacuuming.
• Maintenance schedule: Empty the visible 450 ml dustbin after heavy use or when the bin reaches the visible fill line; wash the mop pad after every few mopping sessions; check side brushes and the suction port for tangles weekly if you have pets. (Manufacturer maintenance intervals are not specified in the listing.)
• Mapping and no-go zones: Use the Lefant app to draw exclusion zones and schedule targeted cleanings. This is especially handy around food prep areas or delicate rug edges.

Performance caveats

• Runtime and suction power are not listed in the product copy, so exact cleaning area per charge and the strength of suction should not be assumed; buyers who need long runtime or specified suction should request those figures from the seller.
• No automatic emptying base is listed; emptying the 450 ml bin remains a manual task.

Pros vs Cons

Who Should Buy

• You should consider the Lefant M330 Pro if:
  • You want a slim robot that cleans under low furniture.
  • You have mixed flooring (hard floors + rugs) and value automatic carpet detection.
  • You need mapping and no-go zones for predictable cleaning patterns.
  • You own pets and need anti-tangle features and a larger visible dustbin.

Who Shouldn’t Buy

• The M330 Pro may not be the best choice if:
  • You require advertised runtime figures or suction power measurements before purchasing—those details are not listed.
  • You want fully hands-off maintenance (no auto-empty dock).
  • You have very large homes where a bigger water tank or longer battery runtime is essential (200 ml water tank and run time not specified).
  • You need details about filter types (HEPA vs standard) or certified allergen removal—those specifics are not listed.

Specs

• Navigation: dToF lidar navigation (source: listing, checked 2025)
• Mapping: Multi-floor mapping (source: listing, checked 2025)
• Scan range: Up to 15 meters (source: listing, checked 2025)
• Obstacle detection: PSD (Position Sensitive Device) technology (source: listing, checked 2025)
• Height: 95 mm (source: listing, checked 2025)
• Water tank capacity: 200 ml refillable tank (source: listing, checked 2025)
• Dustbin capacity: 450 ml visible dustbin (source: listing, checked 2025)
• Mop pad: Washable (source: listing, checked 2025)
• Carpet detection & auto-boost: Yes (source: listing, checked 2025)
• Anti-tangle suction port: Yes (source: listing, checked 2025)
• Connectivity: App control; Wi‑Fi listed as 2.4 GHz (source: listing, checked 2025)
• Voice assistants: Google Assistant & Alexa (source: listing, checked 2025)
• Cleaning modes: Quiet / Standard / Max (source: listing, checked 2025)
• Warranty: 1-year warranty; customer service Monday–Friday (source: listing, checked 2025)
• Other specs (battery capacity, runtime per charge, suction rating, noise level, weight, HEPA filter info): Not listed.

Closing — Should you buy it?

The Lefant M330 Pro is a compelling option if you want a compact, map-aware robot that handles both vacuuming and light mopping duties and manages pet hair better than many entry-level units. It’s a practical choice for small-to-medium homes with mixed floors where access under furniture matters. However, if you need published runtime, suction power, or a truly hands-off emptying solution, those are not provided in the listing and you may want to request them from the seller before buying.

If this matches your needs, compare current offers and accessories (extra brushes, replacement mop pads) before checkout to get the best value.