This R/C robot crawler features 3 pairs of tracks enabling it to crawl over even the roughest of surfaces. Front 2 tracks can raise up to 80 degrees and lower as much as 20 degrees, allowing it to cross barriers that would stop a normal R/C vehicle.
Beacons are mounted on walls or ceilings to measure distance to other beacons and “hedgehog” using ultrasonic pulses. They communicate with router wirelessly in ISM band. Powered by LiPo battery or USB. Indoor Positioning System (IPS)