This is the  4WD robot platform featuring four gearmotors with 65mm wheels. The chassis plates contain numerous cuts and holes for mounting sensors, microcontrollers and other hardware. The space between the plates is ideal for batteries or more components.

Specifications

Motors

• Suggested Voltage:4.5V DC (work well from 3-6V)
• No load Speed:90±10rpm
• No Load Current:190mA(max.250mA)
• Torque:800gf.cm (Minimum)
• Stall current approx 1A

Wheels

• 65mm diameter, 30mm width
• Plastic rims with solid rubber tyres

Chassis

• Laser cut acrylic
• Metal standoffs
• Top and bottom plates are both 110mm long x 174mm wide