Item Type: OBD2 Gauge Material: ABS Product Model: DO907OBD Speed Belt Shows: 11000RPM maximum Display Type: Digital Operating Voltage: 9V-16V Applicable Models: All 12V vehicles Power Supply Voltage: 10V-16V DC (for 12V) Package List 1 x OBD2 Gauge 1 x Wiring 1 x Bracket 1 x User Manual 1Multifunctional: Covers 12 important parameters, real time monitoring to raise awareness of driving conditions and improve driving safety. 2Features: Convenient and practical, accurate data, multiple modes, simple button operation, black simple and elegant appearance. 3Thoughtful Design: High brightness and high definition display, clearly visible in sunlight and darkness, automatic or manual brightness control. 4Simple Installation: No complicated installation tools required, and can be placed on the dashboard or windshield. 5Outstanding Advantages: With alarm function, safe and practical, complete interface display content, suitable for all 12V vehicles.