Features:1.TPMS suitable for Android car player/Android GPS navigation.2.Support for Android 4.0 and above operating systems3.The tire preure monitoring system receiver can be connected to an Android car DVD through a USB port.4.Tire preure and temperature data displayed on the Android car DVD screen.5.Sound an alarm through the car speaker and iue a screen alarm in case of abnormalities.6.Prevent tire blowout, extend tire service life, and save fuel.When the tire starts to run, the sensor will automatically wake up.8.Quickly update tire preure and temperature data to the Android tire preure monitoring system application.9.Automatically sleep after parking to save energy.Six safety driving protection measures: high preure alarm, low preure alarm, air leakage alarm, high temperature alarm, low battery power alarm, sensor disconnection alarm Parameter:Built in sensor:Working temperature: -40 -125 Working frequency: 433.92MHzBattery model: CR2050-300mAhBattery life: 2-4 yearsTire monitoring range value: 0-8bar/0-116psiWorking voltage: DC 5VWaterproof: IP67External sensor:Working temperature: -20 -60 Working frequency: 433.92MHzBattery model: CR1632 180mABattery life: 1-2 yearsTire monitoring range value: 0-8bar/0-116psiWorking voltage: DC 5VWaterproof: IP67 Package include:Package 1: Host * 1, built-in sensor * 4, instruction manual * 1, USB drive * 1Package 2: Host * 1, external sensor * 4, wrench * 1, anti-theft nut * 1, instruction manual * 1, USB drive * 1