HTCB920B is a computerized balancer which was designed for budget tire shop and service workshop. Specifications Max. wheel weight 65 kg Motor power 0.25kw Balancing accuracy ±1g Balancing speed 200 rpm Rim diameter 10" - 24" Rim width 1.5" - 20" Max. Wheel Diameter 39” Features .Wheel hood as option .High-quality imported electrical components . Microprocessor is supported by integrated circuit with high-capacity and high-stability .3 ALU functions and static balancing program .Optional metric system: inch/millimeter, gram/ounce .Self-calibration and Self-diagnosis . Metric system Selection: inch/millimeter, gram/ounce .CB920B is equipped with the wheel hood can be able to take tire diameter up to 850mm .Wheel hood simply works as the START and STOP buttons while balancing the wheel by pulling the hood down/up