【Easy-to-install】Open a 3-3/8" dimension and 2-1/5" depth hole, put gauge into it and fasten. Hook up easily, 2 wires connection(power and ground). This is complete unit, can work directly with 3 meters gps antenna together, not need other sensor cables. Mount the sensor at any position, on or under the dashboard.
【Fast-to-start】It takes about 30 seconds to get signal in the first time, but less than 3 seconds after that. It gets quicker under a clear view of the sky. Sometimes if signal is missing, reconnect automatically all wires and restart it.
【Easy-to-adjust】Customers can customize and select 7 variable backlight colors. The operation is simple.Press the key once to switch to one color.
【Quality Assurance】 1 year Warranty, 100% waterproof and anti-fogging protection