Brand CAREUD Profession Auto Tire Pressure Alarm Sensor 4 Internal Sensors Tire Pressure Monitoring System TPMS Diagnostic Tool What is Specifications of TPMS?Feature: - Each tire is installed with a high sensitivity sensor transmitter, the data of real-time tire pressure and temperature are able to be transmitted to the display wirelessly. - With audio-visual alarm prompt function, enables your to quickly know what has happened, such as tire air leakage, too high tire pressure, abnormal tire temperature. Function descripiton: 1.Use the Cigarette lighter or power line for option to get electricity. 2.With LCD display and 4 internal sensor,equipted with holder to adjust angle and easy to installation 3.Monitor the tempreature and pressure with high degree accuracy, display for 4 tires all at once. 4.Save gas,forsee air leakage,reduce tire wearout,balance tire pressure,ensure safety driving. 5.RF wireless technology,auto-alarm when tire pressure and temperature is abnormal. 6.With two pressure unitPSI,BAR "and two temperature unitC ,Ffor option. 7.Support tire position exchange function. 8.Sensor protection grade:IP5K4K. Displayer Parameter: Working Temperature:(-20C- +85C) Storage Temperature:(-40C- +125C) Input Voltage:DC8V-24V Transmitting Frequency:433.92MHz Size( L*W*H )mm:80*38*12mm Weight:39g Sensor Parameter: Working Temperature:(-40- +125C) Storage Temperature:(-40- +125C) Pressure Range:0-116psi(0-8bar) Pressure Precision:1.5PSI(0.1bar) Temperature Precision:3C Transmitting Power: