Features: Applicable to domestic car series, Asian car series, American car series and European car series, Fully automatic monitoring of vehicle driving conditions. Use the light intensity sensed by the sensor to adjust the screen brightness, High touch screen with high display resolution. Designed with ABS+PC high temperature resistant material, with the car, automatic sleep function when parking. Main function and alarm function: Vehicle roll angle and pitch angle display, Roll angle danger alarm, pitch angle danger alarm. product description: This product is a direct tire pressure monitoring system, which can monitor Tire pressure and temperature status, abnormal conditions and alarm, you do not need to use Unscientific methods such as visual inspection and knocking on the tires can be used to whether the tires are leaking, There is no need to worry about abnormal tire pressure and temperature. Product parameters Pitch angle: -40~ +40 Roll angle: -40~ +40 Working temperature: -40~+80 Voltage measurement range: DC11.5V ~ 30V Voltage measurement accuracy: 0.5V Material: PC colour: black Package Contents: 1 x Car Digital Inclinometer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.