DIY Cigarette Lighter USB TPMS with Four External Sensors

Features:

• Cigarette Displayer can be Moved for best view angle.
• With USB Charging Port for Mobile Phone Charging.
• Display pressure and temperature of each tire simultaneously
• Real-time monitoring tire pressure and temperature
• High / low pressure,High temperature warning
• Wireless data transmission and interference sensor

Sensor Specification:

• Operating frequency: 433.92Mhz
• Humidity: 0% to 100%
• Battery life: External sensor> 2 years/ 30,000 km
• Internal senso> 3 years/ 50,000 km
• Working temperature: -30~80°C
• Working pressure: 0~99 Psi  
• Temperature accuracy: ± 2ºC
• Pressure accuracy: ± 1.5Psi

Monitor Specification:

• Operating frequency: 433.92Mhz
• Working temperature: -20 ºC -70 ºC
• Installation: monitor connected to car ACC power, external sensors, can be self-installed