Specification: Product name: Three-digit solar tire pressure monitor Product color: black Product material: ABS Product specifications: Internal sensor Product parameters: TPMS rec-eiver: Host size: 95*60*30mm Product chip: Infineon Charging method: solar+USB charging Working voltage: DC 5V Working current: less than 15mA Endurance time: continuous endurance in non-rainy weather Connection method: USB Air pressure adjustment range: 0.1~4.0BAR Temperature setting range: 60C~90C Working temperature: -20C~80C Storage temperature: -30C~85C Internal sensor (optional) Working pressure: 0-51 psi / 0-3.5 bar Pressure accuracy: 0.1bar Transmission frequency: 433.92MHz Working temperature: -20~+70C Storage temperature: -40~+125C Working voltage: 2.0-3.6V Product battery: Built-in CR24500 button battery Battery life: 3-5 years (not replaceable, the sensor needs to be replaced when the battery is exhausted) packing list: Built-in sensor: rec-eiver*1, built-in sensor*4, USB cable*1, manual*1 Package weight: Built-in sensor: 300g 1. Color screen display, tire pressure and tire temperature are displayed on the same screen, tire status is clear at a glance. 2. Effectively prevent tire puncture, double alarm with screen display and buzzer. 3. Solar charging, 24 hours battery life, and equipped with a USB charging port, supporting charging in rainy weather 4. Slow air leak alarm, fast air leak alarm, high tire pressure alarm, high temperature alarm, low sensor power, sensor failure multiple warnings, real-time monitoring of tire conditions. 5. IPX7 waterproof design, water jet resistance, 30 minutes of flooding without trouble, walking through the rain screen, splashing water, water accumulation in the parking space, and tire pressure monitoring are not affected. 6. The second dynamic response display, 0 delay for abnormal problems. 7. The tire pressure display is accurate to three digits, and the error is less than 0.01.