The Chinese robot A2 Stellar Explorer is an impressive example of how far away the autonomous four -legged robots. Robot weighs about 37 kg (with all batteries) and can walk up to 5 hours or 20 kilometers without load. Can carry a load of 30 kg more than 12 kilometers and in a static position can handle up to 100 kg.

Reaches a maximum speed of about 18 km/h. Has excellent flexibility - can make jumps, stunts, Climbing and descending to difficult terrain. Is equipped with a pair of Lidar sensors (back and forth) and a HD camera, which allows 360 ° perception of the environment. It can also be navigated on stairs or steep slopes with up to 45 °. Is designed for a wide range of applications - Inspections, logistics, rescue operations, research and industrial use.