Trekker Sweeping Ultrasonic Scanner Package. The servo can be programmed to scan at any angle from -90 to +90 degrees. This gives the Trekker a set of eyes. The Ultrasonic detector can detect from ~4 inches to ~10 feet.
A ready to ship prebuilt All-Terrain 4WD robot. It features 10" pneumatic tires and IG42 078RPM Gear motors. Controller, battery, and charger included. Also included is a cover with 80/20 1" extruded aluminum rails.