Puzzle - Solving Wooden Robots with a Math - Based Challenge for School - Age KidsHiwonder Large Metal 4WD Vehicle Chassis w/ 8V Encoder Geared Motor for Arduino/Raspberry Pi/Ros Robot

• Compatible with ArmPi FPV robotic arm, various sensors, modules, and controllers
• Nice damping effect with 8V encoder geared motors
• Encoder geared motors and wheels facilitate flexible movement
• Constructed with strong and durable high strength aluminum alloy chassis

The Hiwonder Large Metal 4WD Vehicle Chassis w/ 8V Encoder Geared Motor for Arduino/Raspberry Pi/Ros Robotis equipped with mecanum wheels and encoder geared motors for improved mobility. The four wheel drive mecanum wheel car chassis features universal wheels, which allow for movement in any direction and provide smooth operation in tight spaces and on uneven terrain. Its all black design gives your robot a distinct and powerful look.