YB-Q0248 Universal Car Wireless Solar External Tire Pressure Monitor Detector 1. Suitable for all kinds of cars, off-road vehicles, urban SUVs, commercial vehicles, MPVs, vans, tourist vehicles, etc. 2. Micro USB charging, the charging time depends on the output current of the power cord, about 3 hours to fully charge 3. Smart screen display, tire pressure, tire temperature at a glance 4. Smart chip, rapid detection of abnormalities, accurate buzzer alarm 5. Vibration starts when the door is opened, and the engine shuts down when the engine stops 6. No need to remove tires, no wiring, simple installation Tire pressure host: 1. Working voltage: 3.7-5V 2. Storage temperature: -30-90 degrees Celsius 3. Working temperature: -30-85 degrees Celsius 4. RF transmission frequency: 433.92MHz+-50KHz 5. RF signal receiving sensitivity: -90dbm 6. Display mode: LCD color screen 7. Bright screen working current: less than or equal to 6mA 8. Black screen working current: less than or equal to 4mA 9. Size: 85x95mm Sensor: 1. Battery life: 24 months 2. Working voltage: 2.1-3.6V 3. Storage temperature: -30-90 degrees Celsius 4. Working temperature: -30-85 degrees Celsius 5. Pressure range: 0-7.0Bar 6. Pressure resolution: +-0.1Bar 7. Lithium battery: CR1632 (model) 8. Waterproof rating: IP67 9. Transmitting power: less than or equal to 10dBm 10. Transmitting frequency: 433.92MHz 11. Size: 21x17mm 12. Weight: about 8g Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.