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1. Input: DC 5V, 500 mA 2. Host battery capacity: rechargeable 800 mA, can be used for more than 80 hours at a time without the backlight 3. Sensor battery: replaceable battery, CR2032 4. Wireless working frequency band: 2400-2483, 5MHz 5. Operating environment temperature: -10-40 degrees Celsius 6. Waterproof rating: IPX5 7. Display: 2.5 inches 8. Use Bluetooth 4.0/ANT + communication protocol for wireless data transmission
