Smart Wirele Motorcycle TPMS Tire Preure Monitoring System Motorcycle Tire Preure Sensor Universal 2 External Sensors Waterproof Main Features: LCD display, waterproof and dustproof real-time monitoring, individual tire data showed. wirele transmiion, wirele connection is required. Visual and audible alarm. tire leakage, high / low preure and high alarm temperature. preure unit: Bar / PSI (optional) Specifications: Sensor: Operating Frequency: 433.92 MHz 15 MHz Operating voltage: 2.1-3.3 V Operating temperature: -40- + 105 Storage Temperature:(-40~+120) Preure Range:0~116psi(0~8bar) Preure Precision:1.5PSI(0.1bar) Temperature Precision:3 Transmitting Power: Transmitting Frequency:433.92MHz Battery Life:8 months sensor size: 18mm * 13mm (WI) Display: Operating frequency: 433.92 15 MHz Type of battery: Build with USB power line to charge the lithium battery Screen Size: 48mm * 48mm * 27mm tire preure tyre preure sensor tire preure monitor tpms tire preure monitoring system preure sensor tire tpms tire preure monitor tpms tire preure preure tire tpms tire preure tire monitor preure tire sensor tpms motorcycle tpms sensor motorcycle tpms motorcycle tpms sensor external motorcycle tire preure monitoring smart car tpms motorcycle tpms lcd motorcycle tpms phone motorcycle tyres monitor smart car tpms tire preure monitor waterproof motorcycle tire preure