Product Features:1.Motorcycle tire preure + clock 2in1 .2. Built-in high temperature resistant explosion-proof lithium battery,fast charging, long lasting power3. Real-time display of highly accurate tire temperature and preure data of 2 wheels at the same time4. Quickly detect leak and alarm, extend tire life, balance tire preure, ensure the safety of motorcyclesBuilt-in lithium battery capacity: 850 mAhWorking temperature: (- 20 ~ +80 )Storage temperature: (- 30 ~ + 85 )Receiving frequency: 433.92MHzSensor parameters:Working temperature: (- 40 ~ + 105 )Storage temperature: (- 40 ~ + 120 )Preure range: 0 ~ 116psi (0 ~ 8bar)Preure accuracy: 0.15PSI ( 0.01bar)Temperature accuracy: 3 Transmiion frequency: 433.92MHzBattery life: about 2 yearsPackage included:1 X Host1 X USB Cable1 X Bracket2 X External Sensors1 Set X Parts1 X Instruction Manual