Head Up Display For Vehicle Speed Monitoring

We are offering head up display for vehicle speed monitoring. Functions: •mini size (75 x 42 x 20mm) •operating temperature: -30°c to +80°c •storage temperature: -40°c to +80°c •power requirement: dc 10v~16v •monitoring items: vechicle speed--mph coolant temperature--°c engine rpm battery voltage--vdc feature: •speed setting learning •over speeding warning •vehicle speed display •mute/beeping switch •km/miles switch •engine rpm warning •coolant temperature warming •battery voltage warming