Wireless Bluetooth TPMS with 4 Internal Sensors for iOS Android Phone App

Wireless Bluetooth Smart Car Tire Pressure Monitoring System. 

Auto Tire TPMS with 4 External Sensors for iOS Android Phone App

• Internal Sensor Bluetooth Car TPMS
• Battery life : >60 months
• Operating voltage : 2.1-3.6V
• Pressure accuracy : ±0.1Bar
• Pressure range : 0 - 6Bar
• lithium battery : CR1632
• Working temperature : -40C - +125C