Features: 1) Dia.: 52mm circular or quadrate 2) Volt: 12 V 3) Logo: customer defined 4) Indicator: LCD or character wheel 5) Bezle: white steel, black, customized made 6) Function: for taxi and mobile machinery shop, so some can go back to zero, some cannot, according to customers\'\' needs Packing: Carton We are looking forward to working with overseas wholesalers, dealers, or anufacturers to develop new competitive products for replacement or after-sales markets.