Features 1、TPMS can monitor tire pressure / temperature status in real time, which will transmit real-time voice alarm and warning indicator light to remind the driver for driving safety. 2、2 external sensors with IP67 waterproof grade are suitable for being used on rainy days, and they are in high sensitivity and good accuracy for measuring pressure and temperature. 3、Supports USB charging, it means that you could use the USB cable (not included) to charge it up while it is in low power, very convenient for you. 4、TPMS is widely compatible with those motorcycles with 2 tires. You don't need to worry about the compatibility issue. 5、The tire pressure monitoring system is designed to provide you with more protection when driving. It will warn the tire condition in advance. Specification Item Type: Tyre Pressure Monitoring System Material: PC+ Nylon Fiber/Copper Nozzle Host Technical Parameters (The Host is Shipped with Built-in Battery) Host Built-in Lithium Battery: Capacity 800mAh, 803035 Working Temperature -20℃-80℃ Storage Temperature: -30℃-85℃ Power-on Voltage: DC 5V Frequency: 433.92MHz±20.00MHz Sensor Parameters (The Sensor is Shipped with Button Batteries) Built-in Button Battery: 60mAh Capacity, CR1632 Working Temperature: -20℃-80℃ Storage Temperature: -30℃-85℃ Pressure Range: 0-6.6Bar Accurate Pressure: +/-0.1Bar Accurate Temperature: +/-3℃ Transmitting Power: <10dB Frequency: 433.92MHz±20.00MHz Bracket Installation Instructions: 1. Unscrew the 2 screws, put on the motorcycle/electric bike/bicycle and tighten; 2. Place the mounting head of the bracket toward the position you need, and confirm that the bracket is firm; 3. Install the tire pressure receiver on the bracket, tighten and then lock; 4. Through ball head rotation tuning knob, the joint position is adjusted appropriately to the appropriate angle How to Use: Two buttons pavw (switch) set (set) 1.pavw: Long press for more than three seconds to shut down After shutting down, press and hold for more than three seconds to turn on 2. Set: Long press for three seconds to enter the menu setting, after entering the menu setting, short press the set key to set the menu selection Respectively: A. Tire pressure unit Bar/Psi B. Tire temperature unit ℃ C. Tire pressure high pressure value setting 2.0-5bar D. Tire pressure low pressure value set 0.5-3bar E. Temperature and high temperature alarm setting 50-90℃ 3. Long press Set for six seconds to enter the tire learning pairing Front wheel flashing means front wheel learning, after learning, it will automatically jump into the rear wheel The flashing of the rear wheel means the rear wheel is learning, and it will automatically exit after learning Package List 1 x TPMS 2 x Sensor 1 x Manual 1 x Wrench 2 x Nut 1 x USB Cable 1 x Bracket