Main material: This odometer is a meter that shows the distance and speed of the motorcycle, this high quality speedometer has a metal housing and a backlight function. Compatible] : High practical digital readout, LED indicator with neutral headlight. Compatible with all 12V DC motorcycles with a measured top speed of up to 160 km/h. Easy to install and use; Easy to Install and Use Simple, accurate and always displays accurate data to the driver to ensure maximum strength and durability for long term use. Perfect Match: Perfect match with equipment original, professional installation is highly recommended to avoid any problem or damage. It is not very difficult to install and operate properly, which makes the task much easier. LED Backlight Design: This speedometer is designed with LED backlight, which can read the data clearly even at night, bringing you great convenience. Wiring instructions: black wire-----ground wire (zero wire); red wire ----- backlight indicator; yellow wire ----- flashing; blue wire ----- headlight indication; green line - ----Neutral