This is a 7.4V 2200 mAh LiPo battery pack. Its made by 2 pcs LiPo cells of 3.7V 2200mAh each.
This is powerful wheelchair motor. They make great heavy-duty robot motors. 250W 80RPM motors with 17mm keyed shaft output. They are sold individually and have an encoder mounted on the back.
Ready to ship All-Terrain 4WD Robot Platform. This robot has a RunCam2 HD camera, 122RPM motors, and can handle most terrain with ease!