<p>Specifications and functions<br/><br/>-Solar power charging, dont need to charge by connecting car cigarette charger<br/><br/>-Colorful LCD Digital displaying, clear to show tire information<br/><br/>-Rear-time monitoring pressure & temperature of 4/6 tires<br/><br/>-Low pressure/high temperature alarm<br/><br/>-High Temperature / Leakage / Low Battery Alarm<br/><br/>-Intelligent Shock Boot when car moving, dont need to turn on/off<br/><br/>-Wireless connect by sensors, easy install<br/><br/>-Build-in sensors and external sensors options, meets all your need<br/><br/>-Freescale chip sensors and fit on almost 98% cars on market<br/><br/><br/><br/>External Sensor<br/><br/>-Easy to install, convenient to replace<br/>-Dust-Proof / Water-Proof / Anti-theft<br/>-Anti High Temperate and Cold<br/>-IP67 Protection / Waterproof<br/>-Working Temperature: -20℃-80℃<br/>-Battery Life: 2 Years, replaceable</p>