Specification -Condition: 100% Brand New,High Quality -Power voltage: DC 8-12V -Case Color: Black -Speed Display: km/h, mph -Speed Display Range: 0-199km/h(mile) -Display Internal: 0.5 second -Odometer Display: 0~999999km(mile) -Odometer Display Unit: 0.1km -Trip Meter Display Range: 999.9km(mile) -Trip eter Display Unit: 0.1km -Rpm Range: 0~14000r/min -Time: 12H Quick Setting for Trip Odometer, Time When power on the Speedometer, 1)Quick Press side button, switch show TRIP, ODO 2)When show ODO, press and hold the side button for 8 seconds, switch unit between km mile 3)When show TRIP, press and hold the side button for 4 seconds, TRIP odometer will reset to zero. 4)When show ODO, press and hold the side button for 4 seconds, you can enter TIME setting menu: Quick press to set value, long press 3 seconds to switch Hour Minute Set A package: 1*speedomter 1*speed sensor Set B package: 1*speedomter 1*fuel sensor Set C package: 1*gps speedomter 1*gps antenna NOTE:Only Set C has GPS function, and other styles do not have GPS function. Set D package: 1*speedomter 1*speed sensor 1*bracket only sensor package 1 1*speed sensor package 2 1*fuel sensor