The GP2Y0A21 Sharp distance sensor is a great way to add obstacle avoidance or motion sensing to your robot or any other project. With a detection range of 4" to 32" and an analog voltage indicating the distance, this sensor is very easy to use.
Programmable RC Vectoring Mobile Desk with 4 inch Mecanum Wheels. The mobile desk can drive in any direction and roll in under a bed allowing you to use your laptop with a secondary monitor while in bed.
This complete inspection robot package includes Dewalt Battery Mount, 2 Dewalt Batteries and a charger, RunCam2 camera and high power LED lights. It records in HD 1080p. Designed for inspecting hard to reach areas such as crawlspaces and attics.