Detailed Product Description Features for CB970B: 1) The electric parts are imported 2) 3-ALU programs and static program 3) A and D value can be input automatically, easy for the operation 4) The protection cover is optional, then make some setting, when put down the cover, the machine start, when lift up the cover, the machine stop, or the operator can press the start button 5) It is changeable from inch to millimeter, from gram to ounce 6) The design for the second brake makes the operation more quickly, more precise 7) Self-calibration and self-diagnosis 8) Three display window 9) OPT program 10) Max. diameter width cover is 1,000mm Technical data: 1) Wheel max. weight: 70kg 2) Rim diameter: 10"-24" 3) Max. wheel diameter: 1,000mm 4) Rim width: 1.5"-20" 5) Power supply: a) 250W 220V-1Ph 50Hz b) 250W 220V-1Ph 60Hz c) 250W 110V-1Ph 60Hz d) 250W 110/220V-1Ph 50/60Hz 6) Balancing precision: 1g 7) Balancing speed: 8s (the weight for the wheel is 13kg)