Features: SOLARPanelJUSTDecoration ,OnlybatteryoperatedNOSolar. Colorful LCD digital displaying, clear to show tire information Wireless connect by external sensors, easy install Real-time automatic monitoring and warning of information, such as low tire pressure, high tire pressure, rapid air leak, high tire temperature and low battery voltage Accurately receive the signal, and reflect the tire pressure condition truthfully and intuitively Note: The host must be turned on before installing the sensor. Press and hold the left button for 3 seconds Function: Rear-time monitoring pressure & temperature of 4 tires Low air pressure / High tire pressure alarm High temperature / Leakage / Low Battery Alarm Specifications: Material: ABS + Metal External sensor working temperature: -20-60 Size: As the picture Package included: 1 setCar Tyre Pressure Monitoring System NOTES: 1. Due to different display and lighting effects, the actual color of the item may be slightly different from the color shown on the picture. 2. Due to manual measurement, please allow a little measurement deviation. 3. If you have any problem with the product received or your package is missing, please contact us in time, we will reply within 24 hours.