Product Description GEYIREN HUD Car A900 OBD2 Head Up Display Speed RPM Water Temperature Car Electronics hud obd2 display Overspeed Head-Up Display . Brand Name:Â GEYIRENWire or Wireless:Â wiredSize Name:Â Diameter 3.5 inch x 2.1 inch x 0.5 inchOutput Frequency:Â OBD2 HUDRated Power:Â head-up displayPtoduct Name:Â heads up displayModel:Â A900HUD display:Â 3,5 inch x 2.1 inch x 0.5 inchMaterial:Â ABS+pcType:Â hud display OBD2 + GPSItem Type:Â Alarm Systems& SecurityWorking Voltage:Â 24v hudOBD System:Â peed, RPM, water temperature, voltage, single driving distance, low voCar Make:Â Work for OBD2Certification:Â CE,ROHS,FCCAlarm sound level:Â 30dB (A)Environment temperature:Â -40c- + 80c |