1Displaying speed, time, total travel distance, multi functional for your comvenient use. 2With engine trouble light reminding to remind you to pay attention to riding safety. 3The meter is waterproof and sun-proof, whick makes it free to work outside while racing. 4Made of quality ABS material, the meter has high hardness and durable housing. 5Easy installation and simple operation, a great modification part for your motorcycle.Condition: 100% Item Type: Motorcycle Meter Material: ABS Color: Black Power Supply Voltage: DC 8-12V Speed Display: Km / H, Mph Speed Display Range: 0-199km / H (Miles) Internal Display:Key Functions: A. Short press the button, total (ODO), subtotal (TRIP) switching. B. In the total (ODO) interface, press and hold the button for 8 seconds, the metric system switches, the default is in metric system, after switching, it can be saved even if it is completely powered off. C. In the subtotal (TRIP) interface, press and hold the button for 4 seconds, and the subtotal is cleared. D. In the total (ODO) interface, press and hold the button for 4 seconds to release, enter the clock setting, the hour digit flashes, the second point does not flash, short press the button to add 1 long press the button for 3 seconds to switch to the quantize second flash, second Do not flash, then press and hold the button for 3 seconds to save or exit or 10 seconds without operation to automatically save and exit. Clock Correction: 12-hour system, cold boot AM10:00, in the total (ODO) interface, long press the button for 4 seconds to release, enter the clock setting, the hour flashes, the second does not flash, short press the button to add 1 long press the button 3 The second is switched to the minute second flash, the second point does not flash, and then the long press button for 3 seconds to save or exit or 10 seconds without operation to automatically save and exit. Background Parameter Setting: 1.1.First press and hold the button, then open the electric door lock, 5s enters the back door setting, divided into 6 interfaces 1.2.Interface 1: Tire circumference value setting The first 8 digits of the speed display 188 shows 1, the total cumulative display C-1850, 1850 means the default tire circumference is 1850mm, thousands of flashes, short press the button to modify, 5s no operation, hundreds of flashes, cycle to a single position, (Go jump to thousands of places to flash). The circumference can be set from 500-2600mm, long press the button for 3 seconds to save and enter the magnet steel number setting interface. 1.3.Interface 2: Magnetic steel number setting The first 8 digits of the 188 display of the speed display 2, the total cumulative display C---02, 02 indicates the number of magnetic steel, 1-12 can be set, short press the button to modify. Press and hold the button for 3 seconds to enter the speed setting interface. 1.4.Interface 3:Speed setting interface The first 8 digits of the 188 display of the vehicle speed display 3, the total cumulative display C----2, 2 indicates that the engine is 2 cylinders. Short press the button to switch between 2 and 4 cylinders. Press and hold the button for 3 seconds to save the two-line and three-line fuel setting interface. 1.5.