Solar wholesale 5003 Robot Assembly Kit. 8+ to Assemble Robert, Scorpion and Tank that Moves. 8+ solar powered assembly kit. Assemble into 3 different models: robot, Tank, and scorpion. Moving forward in the Sun or 50 watt halogen bulb indoor. Good for assembly competition, and speed race... Assembled size: robot 2.8"L x 3.23"W x 4.6"H, scorpion 4.5"L x 3.7"W x 3.23"H, tank 3.9"L x 3.1"W x 2.1"H