Model Number:USB TPMS Tire Pressure Monitor System Plug & Play: The USB car tire pressure monitor has air leakage alarm, low pressure alarm, high pressure alarm, high temperature warning, low power consumption warning and no signal warning function. Stable signal and accurate data TPMS for Android navigation. This car TPMS can monitor and display the pressure and temperature of 4 tires. Reduce driving risks and fuel consumption, portable and convenient, suitabel for most car vehicle. Air pressure setting range: 0.1-6.0BA Temperature setting range: 60C-110 C Working temperature: -20C-80C Storage temperature: -30C-85C Power-on voltage: DC 5V Frequency: 433.92MHz1.00MHZ Battery: 1632 button battery (need to return to the factory to replace the battery) name:TPMS Tire Pressure Monitor System Colour:black Material:plastic Package Contents: 1 * receiver 4 * built-in sensors (with 1632 button battery, need to return to the factory to replace the battery) 1 * usb cable 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 picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.