Specifications: 1) Working voltage: DC 12V±2V 2) Ambient temperature: -20 ~ +70°C 3) Total mileage (max.): 99,9999km 4) Subtotal mileage (max.): 999.9km 5) Fitting sensor: hall effect sensor, gear wheel sensor 6) Error of mileage: 7) Low pressure: according to the pressure of battery (could be adjusted) 8) Size: diameter 98mm, height 103mm Functions: 1) The accumulation mileage and subtotal mileage to be shown with LCD digital, the subtotal mileage could be cleared 2) Show integration: a) Show mph in digital, the mph and km/h could be switched each other b) Show pressure (the indicator will flash ceaselessly while the pressure less than 10.5V±0.3) c) Show right and left d) Show the high beam, the reverse gear e) Show the position of gear f) Show fuel (the fuel indictor will ceaseless flash while the fuel is empty) g) When exceeding 45km/h, the warning light will flash ceaselessly Adopting the SMT of this meter, it could resist the libration, high pressure, and anti-jamming. Adopting the LCD and in a poor light, it could be shown clear in the strong light and feebleness light.