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ManufacturerSUMEC Hardware & Tools Co., Ltd.Robot model · No. 2

MB400

Consumer Robots · Lawn Mowing

CommercialChina
Key factCloudHawk · App Control

MB400 robot by SUMEC Hardware & Tools Co., Ltd.

Model details

Model specifications

AppCloudHawk
App ControlYES
AvailabilityCurrent / Actively Marketed
Battery20 V / 2.0 Ah Li-ion
Blade Screws3
BluetoothYES
Boundary Pegs120
Boundary Wire Supplied100 m
Camera/Vision NavigationNO
Charging Cable9 m
Charging Time60 minutes according to current UK retailer specification
Cutting Blades3 steel blades
Cutting Height20–55 mm
Cutting Width160 mm / 16 cm
Important connectivity clarificationCloudHawk as a platform can support Bluetooth, Wi-Fi and 4G, but Yard Force's current dedicated MB400 instructions specifically state that the MB400 connects to the smartphone via Bluetooth. Therefore, I recommend recording Bluetooth: YES and Wi-Fi: NO for the mower itself unless a specific regional hardware variant is documented otherwise.
LiDARNO
Lift SensorYES
Maximum Lawn Area400 m²
Maximum Slope30%
ModelMB400
MulchingYES.
NationalityChina
NavigationPhysical boundary wire
Obstacle DetectionYES — obstacle/radar sensors; manual identifies ultrasonic sensor
Perimeter Wire RequiredYES
Product TypeBoundary-Wire Autonomous Robotic Lawn Mower
RTK/GNSSNO
Runtime60 minutes
Spare Blades3
Tilt SensorYES
Travel Speed0.2–0.4 m/s
Turnover SensorYES
Wi-FiNO for MB400 mower connection — CloudHawk connection is via Bluetooth
Wire Connectors3

About the MB400

The Yard Force MB400, manufactured under SUMEC Hardware & Tools, is a compact autonomous residential robotic lawn mower designed for lawns up to 400 m². It uses a physical boundary-wire navigation system combined with obstacle/radar sensing, while a 20 V/2.0 Ah lithium-ion battery powers a 16 cm three-blade cutting system. Bluetooth CloudHawk app connectivity enables weekly scheduling, remote start/stop and mower-status monitoring.

Typical applications: Lawn Mowing.

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