TN300 Wireless Internal Sensor TPMS Tire Pressure Monitor

TN300 Wireless Internal Sensor TPMS Tire Pressure Monitor TPMS which means a tire pressure monitoring system, it uses automotive electronic technology, sensor technology and wireless communication technology to monitor the tire pressure and temperature in the car driving. It will give alarm on a flat tire, abnormal temperature rise and low pressure, so that to avoid traffic accidents and protect drivers' and passengers' life. Specification: Work Temperature - 40 ~ + 120 Temperature Sensitivity 1 Pressure Range 1.1 ~ 4.4 bar (116 psi) Pressure Sensitivity 0.1 bar (1.5 psi) Transmission Power < 10 dBm Transmission Frequency 433.92 MHz Battery Life > 5 years Feature: 1. Cigarette lighter LCD display screen 2. 4 internal sensors 3. High temperature,High pressure,Low pressure alarm 4. Charging by Cigarette lighter socket 5. Displays pressure and temperature of 4 tires simultaneously Package Included: 4 X Internal Sensor 1 X User Manual