Head-up Display OBD Multi-function Vehicle Instrument Oil Temperature Gearbox Monitoring Screen 1. Material: PC+ABS 2. Power supply: OBD interface 3. S100: vehicle speed, speed, water temperature, voltage, fuel consumption, turbo pressure, oil temperature, gearbox oil temperature, oil pressure 4. S101: vehicle speed, speed, water temperature, voltage, fuel consumption, turbo pressure, engine load, vehicle external temperature exhaust temperature 5. Large font high-definition display uses LED high-brightness lamp beads, which are still clearly visible under strong light 6. Ambient light linkage alarm, gradually flashing from the middle to both sides and making a beeping sound 7. Dual unit switching, strong compatibility, support most OBD II models after 2008, compatible with K-line vehicles 8. Ignition start, flameout shutdown, built-in light sensor, can sense the brightness of the external environment and automatically adjust 9. High temperature resistant and non-deformed, multiple installation methods, free placement 10. Size: length 131mm, width 62.6mm, height 26.5mm 11. Note: Different versions of S100 and S101 correspond to different functions, and some functions require vehicle sensor support!