Specifications and functions -Dynamically monitor tire preure, increase traffic safety.-USB Out charging 5.1V 1Afast phone charge-Colorful LCD Digital displaying, clear to show tire information-Rear-time monitoring preure & temperature of 4 tires-Low air preure/high temperature alarm-High Temperature / Leakage / Low Battery Alarm-Intelligent Shock Boot when car moving, dont need to turn on/off-Wirele connect by sensors, easy install-Build-in sensors and external sensors options, meets all your need-Freescale chip sensors and fit on almost 98% cars on marketBuild-in Sensor (Optional)-Please install in by Profeional car center-More stable and accurate-Anti High Temperate and Cold-IP67 Protection / Waterproof-Working Temperature: -40-125-Battery Life: 5 YearsExternal Sensor (Optional)-Easy to install, convenient to replace-Dust-Proof / Water-Proof / Anti-theft-Anti High Temperate and Cold-IP67 Protection / Waterproof-Working Temperature: -20-80 -Battery Life: 2 Years, replaceable Suitable For Most Vehicle Support 0~3.5 bar type preure, including most of the cars exist Muitiple Function 1. Waterproof2. Anti-Stre3. Shockproof4. Dust-proof Installation Display The K08/K08P will be connected to the cigarette lighter socket. Convenient to check the real time type preure data.No need to worry about the direct sunlingt. With a USB Port Worry about the phone charging in the car? there is a USB port at the side of the K08/K08P device, connect the cable then the phone will be charging Real Time Monitoring If there is something wrong with the car tyre preure, it was leaking air, for example, the TPMS will alarm you by make the "Di Di Di" sound.Safety first, rule out all the car tyre problem before driving on the road. The Car TPMS K08/K08P/K01 can make it happen Portable Design The monitor side is adjustable Built-in Sensor Built-in Sensor Installation External Sensor External Sensor Installation Battery Replacement For External Sensor Product Display Pacakge