Points:1、【Two Charging Methods】: Tpms r is a built-in 1000mAh battery power supply, that can carry out solar wirele charging and USB charging, with no need to worry about the power outage.2、【7 Alarm Methods】: Tire Preure ing System provides 7 alarm methods (including rapid leakage alarm, high/low voltage alarm, high temperature alarm, battery alarm and r fault alarm).3、【Enble Materials】: Tire Preure r has an advanced ligent , so it can be d to e the data more accurate and timely, timely prevention of emergencies.4、【ble Materials】: Tire Air Preure r has great waterproofing, which es TPMS the advantages of high sealing performance, and water and moisture resistance.5、【Real-Time ing】: Tire Preure has PSI and BAR, these two kinds of preure units. Real-time ing of all tire preure and temperature improves energy efficiency and prolongs tire life.Descrtion:The Tpms r with a real-time to e sure drivers can drive safely.Features:1. Real-Time ing for a safe drive2. Great material can work in all seasons3. ligent s to e the data more accurate and timelySpecifications:Size: about 4 * 2.5 * 5cm / 1.77inch*0.98inch*1.97inchWeight: about 50.0 gBattery capacity: 1000 mAOperating temperature :(-20℃ ~ +80℃)Storage temperature :(-30℃ ~ +85℃)r :Operating temperature :(-40℃ ~ +105℃)Storage temperature :(-40℃ ~ +120℃)Preure range: 0 ~ 116psi (0 ~ 8bar)Preure accuracy:±1.5PSI (±0.1bar)Temperature accuracy:±2℃Battery voltage: 3VBattery life: about 3 yearsSize: 5.2 *1 * 1.8 cm/2.05inch*0.39inch*0.71inchWeight: about 19.0 gPacking list:1x motorcycle tire preure ing2 x r1 x stents1x usb charging cable1 x instruction1x install wrench3x anti-theft screwNotes:1. Due to the lighting effects and photographing angles, there is a color difference in the product, please understand.2. Due to manual measurement, there is a tolerance in the product size.