Description: 100% brand new and high quality. 4pcs Internal TPMS Used for 12V power cars 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 IP67 waterproof, USB, solar energy 2 kinds of charging methods Sensor Specifications: Size: 14*24MM Battery life: 3 years Working voltage: 2.1V-3.6V Working temperature: -40C-145C Waterproof grade: IP67 Monitor Specifications: Size: 75*75*26mm(L*W*H) Working temperature: -20C-85C Storage temperature: -40C-85C Working voltage: 3.7V-5.5V Working current: 10mA Charging ways: USB/solar energy Temperature accuracy: 1C Pressure accuracy: 0.1BAR Package Include: 1 x monitor 4 x external sensors 4 x screws 1 x wrench 1 x English users manual Note: 1. Due to the light and screen difference, the items color may be slightly different from the pictures. 2. Please allow 1-3cm differences due to manual measurement.