Features: 1. Use battary to get electricity with 6 pcs sensors. Light weight design for sensor easy to installation. 2. LCD Faceplate. Monitoring the tempreature and pressure with high degree accuracy display for 6 tires at the same time. 3. Save fuel forsee air leakage reduce tire wearout balance tire pressure ensure safety driving. 4. RF wireless technology can auto-alarm when tire pressure and temperature is abnormal. 5. With two pressure unit and two temperature unit for option. Support tire position exchange function. 6. Sensor waterproof grade:IP5K4K. Suits for trailer van etc. Specification: Displayer Parameter: Working Temperature:-20-80 degree Celsius Storage Temperature: -30-85 degree Celsius Input Voltage: Direct Current 5V Transmitting Frequency:433.92MHz Size:119x34x24mm Weight:104g Sensor Parameter: Quantity: 6 pcs Working Temperature:-40-105 degree Celsius Storage Temperature:-40-120 degree Celsius Pressure Range:0~130psi0~8bar Pressure Precision:1.5PSI0.1bar Temperature Precision:3 degree Celsius Transmitting Power:<10dbm@50 Transmitting Frequency:433.92MHz Battery Life:2 years Size:15x23mm Weight:9.5g includes: 1x Mnoitor 6x Sensor 1x USB Cable 1x Manual 1x Spanner 6x Theftproof nut 1x Anit-skid mat 1x Open wrench