Description:  High-efficiency solar panels, super battery life.  Solar power charging, don’t need to charge by connecting car cig lighter.  Colorful LCD Digital displaying, clear to show tire information.  Rear-time monitoring pressure & temperature of 2 tires.  Low air pressure/high temperature alarm.  High Temperature / Leakage / Low Battery Alarm.  Intelligent Shock Boot when moto moving, don’t need to turn on/off.  Wireless connect by sensors, easy install.  Two units (PSI / Bar/ ℃/°F) changeable, you can set the one you like.  Easy to install, convenient to replace.  Dust-Proof / Water-Proof / Anti-theft.  Anti High Temperate and Cold.  Introduction of the key:  Long Press '+' button to boot&shut down.  Press and hold the 'Set' button for 3s to enter the menu select.  After entering the menu setting,short press the '+' button to set the menu selection .Display mode,digital.     Specification:  Material: ABS+PC.   Detection pressure range: 0-3bar.  Tire pressure gauge type: Pressure monitoring system.  Display mode: Digital.     External Sensor:  Working Temperature: -20℃-80℃.  Battery Life: 2 Years, replaceable.  Charging Voltage: DC 5V.  Pressure Range: 0-3.5Bar.  Frequency: 433.92MHz.  Transmit Power:＜10dB.     Package Included:  1X  Moto Tyre Pressure Monitoring System