Motor :48V DC brushless motorWorking temperature :-20 ° C to 60 ° CRated power:880W * 2Rated torque:36NMRunning speed:0 to 1.6 m / sMaximum obstacle clearance:220 mmMaximum climbing:40 degrees (can climb the stairs)size Dimensions:1020 * 730 * 440 mmThe size of the inside :600 * 320 * 240 mmChassis ..