Features Real-time monitor the temperature and pressure of the tires,6-38 tires temperature and pressure data at a glance,intelligent sleeping mode for power saving. Solar Power & USB Charging: Built-in Tempered solar panels and 1000mA lithium batteries, support USB cable charging, and solar charging. It does not occupy the car cigarette lighter socket, ensure the tire pressure monitoring system will work continuously. Multiple ALARM Modes: Tymate tire pressure monitoring system include fast leak alarm, slow leak alarm, high pressure alarm, high temperature alarm, sensor fault alarm and sensor battery low power alarm, keeping your driving safe. Comes with 6 external sensors and sealed against dust, water and snow, easy installation and receive real-time signal, the battery life can last up to 2 years. Display tire pressure and temperature simutaneously - with repeaters amplifying sensor esignal monitoring distance to up to 100 meters. Pressure display range: 0-15Bar / 0-217psi, temperature range: -20 C ~ + 80 C /-4F ~ 176F. Dynamically Monitor: Dynamically monitors real time air pressure and temperature on the screen, Improve fuel efficiency, prolong tire life and ensure drive safety. Specifications ColorBlack MaterialPlastic Waterproof LevelIP67 Sensor Parameter Working Temperature: -20+80 Storage Temperature: -20 +80 Pressure Range:0~217psi0~15bar Pressure acucracy: 1.5ps (0.1bar) Pressure Precision:1.5PSI0.1bar Temperature Precision:3 Transmitting Power: <10dbm Transmitting Frequency:433.92MHz Battery Life:1.5-2.5 years Size: 25 * 28 mm Weight: 18g(external sensor) Package List 2 * Sensor