Colorful LCD Screen TPMS Wirele Tire Preure Monitor System Tire Monitor Internal Sensors Description: 1.LED display,use the Cigarette lighter power,with 4 internal sensors2.Monitor the tempreature and preure with high degree accuracy, displayfor 4 tires all at once3.Save fuel,forsee air leakage,reduce tire wearout,balance tirepreure,ensure safety driving.4.RF wirele technology,can automatica alarm when tire preure andtemperature is abnormal.5.With two preure unit"PSI,BAR " and two temperature unit"C,F" foroption.6.Support tire position exchange function.7.Sensor waterproof grade:IP5K4K.8.With FREESCALE Chip and RENATA anti-explosion battery.Displayer Parameter:Working Temperature:(-20C~+80C)Storage Temperature:(-30C~+85C)Input Voltage:DC8V~16VTransmitting Frequency:433.92MHzSize( L*W*H )mm:32*32*58mmWeight:20gSensor Parameter:Working Temperature:(-40C~+105C)Storage Temperature:(-40C~+120C)Preure Range:0~116psi(0~8bar)Preure Precision:1.5PSI(0.1bar)Temperature Precision:3CTransmitting Power: 5 yearsSize( L*W*H )mm:69*32*15mmWeight:29g