Designed to protect your car. Check your vehicle for errors to fix them or find out what needs to be repaired or replaced. Your co-pilot displays all sensor data from your car via OBD in real-time and without interruptions. Personalize your car, retrieve snapshot data, check your battery, and much more. For every car - HHOBD can be used with almost all vehicles, gasoline from 1996 onwards and diesel from 2004 with OBD-2 interface. Pro Performance - Up to 4x faster performance compared to other OBD2 Bluetooth adapters. HHOBD operates as efficiently as possible to prevent your car battery from draining. Easy to use.