Features: 1) Automatically start / stop 2) Automatic distance and wheel diameter measuring 3) Self diagnosis 4) Self calibration 5) Convertible between gram and ounce 6) Convertible between millimeter and inch 7) Protection cover 8) 4 ALU functions for light alloy wheels 9) Full screen display for data reading Specifications: 1) Cycle time: 8s 2) Max. wheel weight: 150kg 3) Max. power absorption: 350 - 500W 4) Standard power supply: 220V, 50Hz (1 phase), 380V, 50Hz (3-phase) 5) Balancing speed: ≤200rpm 6) Balancing precision: ± 1g 7) Rim diameter: 10" - 24" (265 - 610mm) 8) Rim width: 1.5" - 20" (40 - 510mm) 9) Net weight with cover: 248kg 10) Noise: