> china has completed a series of tests with a six-legged robot dog near the zhongshan research station in antarctica. the robot dog's isolated battery provides it with 2 hours of operation at low temperatures of -30c~-40c. at the same time, two additional batteries are installed on top of it to increase the operating time from 4 to 6 hours. the payload weight is from 70 to 100 kg.
United States