Features:
Match with professional internal sensors.
Pressure range: 0~8.0Bar.
Red rim warning indicator.
Single color LED cigarette lighter plug display.
Spot on display scrolls every 2 seconds to show the real-time tire pressure of corresponding tire.
Sensor preset in factory, no pairing is needed.
Wireless transmission, no wires connection is needed.
Intelligent sleeping mode for power saving.
Visual and audible warning.
High temperature and low battery of sensors will be alarmed.
Military sensor battery : Long battery life (>6 years).

Specifications:
Brand: Steelmate
Model No.: TP-72I
Category: TPMS
Professional Sensor:
Operating Frequency: 433.92MHz ± 0.05MHz
Operating Voltage: 2.0~3.8V
Operating current: ≤18mA
Static current: ≤1uA
Operating Temp.: -40℃～+105℃ / -40℉ ~ + 221℉
Storage Temp: -40℃～+125℃ / -40℉ ~ + 257℉
Battery Life: ≥6 years
Display:
Operating Frequency: 433.92MHz ± 0.05MHz
Operating Voltage: 12 ± 3V
Operating Current: ≤25mA
Operating Temp: -40℃ ~ +85℃ / -40℉ ~ +185℉
Package Size: 21 * 15 * 7cm / 8.3 * 5.9 * 2.8in    
Package Weight: 390g / 13.8oz    

Package List:
1 * CIG Plug Display
4 * Sensors
1 * English User Manual