Description: Brand: DOITItem: T200 Product: Robot Tank Tank Board: Aluminous Bearing Weight (max): about 5kg Tank Dimension: 26*22*7cm Crawler Belt: Plastic Motor: 25mm DC Motor (with compiler) Working Voltage: 9 V No-Speed: 150rpm 10% Load Current: 1200m A (MAX) Stall Current: 450m A (MAX) Stall Torque: 9.5kg Na N Load Speed: 100rpm 10% Lodd Torque: 3kg Na N Shaft Diameter: phi 4mm, D3.5 Output Shaft Length: 14.5mm Stall Screw: M3.0 Sersor Working Current: 3-5 V Note: the product is unassembled, not include the battery (AA battery) Wifi module information: Click Here Package:1* Robot Tank Kit 1* Control Set