4外部数字轮胎TPMS(轮胎的压力Monito

TPMS (Tire Pressure Monitoring System) Real-time Tire Pressure and Temperature Monitoring 1Alert Threshold Programmable by User 2DIY Installation 3Battery Replaceable, Significant Cost Saving Compared to Other Models with Sealed Battery. ADVANTAGES: a) High Precision, Fast Response Time b) Works with Tube or Tubeless Tires c) Effective Transmitting Range 100 Feet d) Alert history downloadable Sensor Working Temperature Range -40125 Weight(For each) 18±1gincluding battery Size 26mm×29mm (ΦXH) Max Working Pressure 9.1 kg/c (130Psi) Working Voltage DC3V(Batter model is CR1225) Battery Life Time >1 Years normally, replaceable Transmitting Frequency 433. 92MHz±100KHz Transmitting Power 10dBm Working Distance More than 20 M *The User can choose the right alert pressure sensor to meet tire working pressure requirement, about the actual sensor transmitter alert pressure value, please refer to the warranty card. Monitor Working Temperature Range -1565 Working Frequency 433.92MHz±150KHz(-90dBm) Size Monitors 100mm×70mm×21mm(L×H×W) Base 106mm×97mm×55mm(L×H×W) Working Voltage DC12V Working Current Normal Condition 40mA The max. alert condition 100mA