Description:
• Mini Robot Mobile Platform uses 2 DC motor gear box to drive. The spec the same as FS90R - - High speed up to 100RPM, 1.3kg.cm at 800mA.
• Two plastic wheels are press-fit onto DC motor gear box output gear shaft, and easy to make a nice drive solution for small robots. The wheels have silicone tires and measure 60mm (2.36″) in diameter.
• Can upgrade to 4WD version. 
• This Mini Robot Mobile Platform frame make with 5051 aluminum alloy and anodize color (The factory default is red. Can do other color if need. ).
• Mini Robot Mobile Platform can compatible with Arduino controller.
• Easy to add all kinds of sensor and let it to work at your idea.
• This is a good start kit for student.

Specifications:
• Size(L*W*H): 170mm*100mm*60mm
• Weight: 150g 
• Drive: 2WD
• Frame: 1.5mm aluminum alloy structure, light weight and high strength
• Color: Red(other color if need)
• Work voltage: 4.5~6V

Package Included:
• DC motor gear box x 2
• FS90R-W x 2
• Frame x 2 floor
• Universal wheel x 1
• Screw 1 SET
• motor driver controller x1