wheel max weight : 65kg motor power : 180~300w power supply : 220v Balancing precision : 1g Balancing speed : 200rpm Rim diameter : 10~24or 256~615mm Rim width : 1.5~20or 0~510 mm Balancing period : 8s Noise level in working conditions : <70dB(A) net weight : 90 kg shape size : 1025 *520 * 985 (h)