Function -Solar charging, dont need to connect car cigarette lighter to charge -Color LCD digital display for clear display of tire information -Monitor the pressure and temperature of 4 tires in real time -Low Vehicle Sensors Air Pressure/high temperature alarm -High Temperature / Leakage / Low Battery Alarm -Intelligent Shock Boot when car moving, dont need to turn on/off -Wireless connect with s, easy install,attached to glass -Internal s and external s options, meet all your needs - Two units (PSI / Bar) changeable, you can set the one you like. -Intelligent On and Off When the car is started, the vibration of the machine is automatically opened and the machine is shut down automatically when it is still, without manual operation. T wo units (PSI / Bar) changeable, you can set the one you like. External ( Option ) - Easy to install, convenient to replace -Dust-Proof / Water-Proof / Anti-theft -Anti High Temperate and Cold -IP67 Protection / Waterproof -Working Temperature: -20-85 -Battery Life: 2 Years,replaceable Build-in ( Option ) - Please install in by Professional car center -More stable and accurate -Anti High Temperate and Cold -IP67 Protection / Waterproof -Working Temperature: -40-125 -Battery Life: 5 Years Solar Charging When fully charged, solar energy can keep it for 2-3 months High temperature resistant 360 adjustable So easy to adjust the viewing angle Upgrade smart chip More accurate monitoring Measurent accuracy increased by 2 times External Simple but very useful IPX-7 Level waterproof Dont be afraid of high pressure car wash T3 package include: T2 package include: T1 package include: