S1 4WD 50° Remote Control Lawn Mower — 119% Slope (Grip Tread)

Remember the joy of RC cars as a kid? We brought that feeling back to your lawn.

COLLABORATIVEEFFICIENTSTABLEPREMIUMACCURATEUPGRADABLE
  • All-Wheel Beast Drive tackles 50° (119% Grade) slopes — where other mowers stall, the S1 4WD keeps climbing
  • 10 cm obstacle clearance plus aggressive grip tread tires crush tree roots, exposed rocks, and uneven ground without losing momentum
  • 1985W peak cutting power with 8.13 N·m torque chews through 1.3 m tall, matted, wet grass without bogging down
  • Multi-season yard care: discharge, mulch, bag, and a 931 CFM leaf-shredding vacuum — replaces mower, rake, and blower in one machine
  • No RTK setup, no app pairing, no fuel — pick up the remote and mow in seconds, from up to 400 m away
  • Engineered by former DJI experts, built with aircraft-grade aluminum body and DC06 deep-draw steel deck for years of heavy use
  • 50° (119%) slope, 10 cm obstacle clearance
  • 53 cm deck, 1985W peak cutting power
  • 2000 ㎡/h coverage (3× faster)
  • Runtime up to 2.25h (18Ah) / 1.5h (12Ah)
  • Discharge, Mulch, Bag + Leaf-Shredding Vacuum
  • 4-Motor AWD, FOC torque control, 5ms response
$2,499.00 In stock

Learn More About S1 4WD 50° Remote Control Lawn Mower — 119% Slope (Grip Tread)

All-Wheel Beast Drive

All-Wheel Beast Drive

4-Motor AWD with 4× independent brushless motors delivers 1000W of traction output. Combined with 12mm grip-tread tires, the S1 4WD maintains grip on 50° slopes, wet grass, and loose soil — terrain that defeats walk-behind and ride-on mowers.

1985W Peak Cutting Power

1985W Peak Cutting Power

8.13 N·m of cutting torque chews through 1.3 m tall grass, wet matted patches, and tough weeds without stalling. The high-lift blade creates strong airflow that stands grass up for a clean, even cut on the first pass.

Multi-Season Yard Care

Multi-Season Yard Care

Switch between Discharge, Mulch, Bag, and the 931 CFM leaf-shredding vacuum. The 70 L collection bag turns autumn leaves into fine mulch in one pass — replace the rake, blower, and chipper with a single machine.

Engineered Like a Tank

Engineered Like a Tank

Aircraft-grade aluminum chassis paired with DC06 deep-draw stamped steel deck stands up to commercial-duty use. Modular, service-friendly design — replace blades, batteries, and key parts in minutes with no specialized tools.

Ready in Seconds

Ready in Seconds

No RTK base station to set up, no app to pair, no fuel to mix. Pick up the DJI-grade remote and the S1 connects in under 5 seconds. Mow from up to 400 m away — from the porch, the shade, or the office window.

Local AU Support

Local AU Support

Local repair hubs in NSW and Victoria, 2-year warranty on the main unit, remote, and battery, and 30-day return policy. Vesper AU is engineered by former DJI experts and supported by a local team that responds within 2 business days.

Specifications

Max Slope50° (119% Grade)
Obstacle Clearance10 cm
Cutting Width53 cm (21")
Peak Cutting Power1985 W
Cutting Torque8.13 N·m
Max Tall Grass Cut130 cm
Top Speed1.5 m/s
Cutting Efficiency2000 ㎡/hr (3× coverage)

Frequently Asked Questions

Both use the same 4-Motor AWD platform, 53 cm deck, and 1985W peak power. The 50° Grip Tread edition uses aggressive tread tires for maximum slope climbing on 50° (119% grade) terrain. The 40° Wide Wheel edition uses wider TPU tires for a larger contact patch — preferred for soft soil, mud, and customers who want extra stability.

Powered by 56V LiFePO₄ batteries with 1500 cycles — 3× the industry average. The 18Ah battery runs up to 2h 15m and covers up to 4500 ㎡ per charge. The 12Ah runs up to 1h 30m and covers 3000 ㎡. Charging from a 600W charger takes ~90 min (18Ah) and ~70 min (12Ah).

The S1 has 4 ultrasonic sensors that detect obstacles, people, and pets — slowing or stopping the machine and blades on approach. A front bumper adds an impact buffer. Tilt and roll-over sensors automatically stop the blades if the unit tips beyond a safe angle.

Yes — operated entirely by the included remote control. Signal range reaches up to 400 m. For large areas, one-touch straight-line and one-touch turning functions are available. For safety and visual range, 100 m is the recommended working distance.

Three primary modes: Mulching (cuts clippings into fine fragments that fertilize the lawn), Bagging (collects clippings in a rear bag for easy disposal), and Rear Discharge (expels clippings out the back for quick cleanup). The 4-in-1 add-on adds the leaf-shredding vacuum.

Routine maintenance is limited to blade replacement and machine cleaning. There is no oil, no spark plugs, no fuel filter. LiFePO₄ batteries need only a top-up charge every 3 months during long-term storage to stay above 70%.

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