Welcome to our store! 1. Stable performance: The tire pressure sensor is dustproof, waterproof, drop-proof, cold-proof, high-temperature resistant and collision-proof. 2. Leakage alarm: When a leak occurs, the alarm will sound quickly to reduce the risk and prevent the car from running off the track and inconsistent tire pressure. 3. Prevent tire damage: Real-time monitoring of tire temperature, saves fuel, keeps tires consistent, and reduces tire wear. 4. Direct tire pressure monitoring system: By installing pressure and temperature sensors on the tires, connecting via Bluetooth, and displaying data in real time on the mobile phone (for Android, for IOS). 5. Low maintenance cost: When properly inflated, it can help you save up to 11 cents per gallon of fuel. And you can maintain your car tires yourself. Item Type: Tire Pressure Sensor Material: ABS Core: ARM M0 Working Voltage: 3V Bluetooth Working Frequency: 2.4HGz Bluetooth Transmission Power: Max 0dBm Response Time: ≤5S Display Mode: APP Waterproof Level: IP67 Working Humidity: Max 95% Tire Pressure Detection Range: 100-1300kpa Tire Pressure Detection Accuracy: ±10kpa Tire Temperature Detection Accuracy: ±3°C Working Temperature: -30°C-+80°C Storage Temperature: -30°C-+85°C Battery: 2 button batteries CR1632 140mah (built-in) Battery Life: 3-5 Years Packing List: 2 x Tire Pressure Sensors 1 x Manual 1 x Scan Code Card 1 x Wrench 2 x Washers Package Weight: About 200g. If you find any product problems after receiving the goods, such as damage or incorrect quantity of goods, please contact us immediately. We will do our best to provide you with satisfactory customer service.