Car Tire Pressure Sensors Motorcycle TPMS Bluetooth-Compatible 5.0 Tire Pressure Monitoring System External Sensor Specification: Material: ABS, copper Bluetooth version: Bluetooth 5.0 Working voltage: 2.1-3.3V Quiescent current: 1 uA Bluetooth operating frequency: 2.4GHz Bluetooth transmit power: 4dB Response time: 4s Display method: APP Waterproof grade: IP67 Working humidity: 95% MAX Tire pressure monitoring range: 0-100PSI Tire pressure monitoring error: +3PSI Working temperature: -30~70 Storage temperature: -30~70 Battery life: 2-3 years Battery capacity: 140mAh (external) Sensor size: 22*18mm Number of sensors: 2PCS/3PCS/4PCS (optional) Alarm function: high pressure, low pressure, high temperature Suitable for: Car, Motorcycle, SUV, MPV, RV, ATV APP download and installation method: 1. System requirements: support Android 4.0 and above systems or lOS7.0 and above systems 2. Search the APP name in the AppStore to download and install (name: SYTPMS or TPMS) 3. For Android phones, please scan the QR code to install directly