1. Use of solar energy for power on monitoring unit, with 4 external/internal sensors.
2. LED pannel, with extra mini USB port for charging.
3. Light weight design sensors so no need to adjust the wheel balance.
4. Monitoring the tempreature and pressure with high degree of accuracy, display for 4 tires at the same time.
5. Save fuel, know if there is an air leakage, reduce tire wear and ensure safety from your tire presures while driving.
Battery Life:2 years
Storage Temperature:(-30℃～ +90℃)