feature:<br> It is suitable for all kinds of vehicle modification. It uses stepping motor to drive the pointer, accurately displays the engine speed, and uses LCD to display the clear display mileage. It has high indication accuracy, repeatability and versatility, reliability and stability, and relatively simple drive and control The characteristics and so on.<br> The speed odometer uses a stepping motor to drive the pointer, which accurately displays the engine speed, and has an LCD display that clearly displays the mileage<br> Color: silver + white<br> specification:<br> Name: GPS Speedometer<br> Material: stainless steel + plastic<br> Working voltage: 12V / 24V<br> Connection: red battery (+ 9-32VDC) blue battery (-) orange- (+ 9-32VDC)<br> Indication range: 0-200km/h<br> Input signal: GPS signal, with GPS antenna<br> Protection level: IP67, can work at 1m underwater<br> Package Contents:<br> 1 x GPS speedometer<br> 1 x GPS antenna<br> Only the above package content, other products are not included.<br> Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.