1Feature: 6 external sensors and repeaters, LED panel, USB interface charging, support 6 wheel display, high precision monitoring of temperature and pressure display. 2Practical: Energy saving, accurately predict air leakage, reduce tire wear, balance tire pressure, prevent puncture and other dangerous situations, and ensure safe driving. 3Sensors: Equipped with six externally mounted tire sensors, the lightweight design is simple to install and does not need to be rebalanced when the tires are moved. 4Alarm: Wireless technology automatically alarms when tire pressure and temperature are abnormal, built in for Infenion chipset and explosion proof battery make driving safer. 5Display: With Hd display, Psi, Bar two pressure units are available, and C, F two temperature units are selectable, the sensor has built in replaceable coin cell battery.