●The TPMS (tire pressure monitoring system) is a wireless RF sensing device designed to measure and display the tire pressure and temperature.
●The TPMS function can help you to avoid tire accidents due to tire failure,to reduce fuel consumption and to extend the tire life. 
●Once installed in your vehicle,the TPMS will warm you of an abnormal tire situation immediately with an audible and visual alert.
●Display is with solar energy power supply.It is also with rechargeable battery and USB cigarette lighter,which make sure normal use in cloudy or rainy days.