R11 Smart Wristband ECG PPG Heart Rate Blood Pressure Monitor Smart Bracelet Fitness Tracker Smart Band for iOS Android It can prevent frost/snow/ice buildup

It can prevent frost/snow/ice buildup on the windshield in the winter

Short circuit protection

Note: Because the smart watch app and software has occupied about 3GB memory

With the Bluetooth V4

Model: CZ73

R11 Smart Wristband ECG PPG Heart Rate Blood Pressure Monitor Smart Bracelet Fitness Tracker Smart Band for iOS Android It can prevent frost/snow/ice buildupProduct Features: 1. Model: R11 2. Blood pressure heart rate sensor 3. BP: Megachip hip from Japan 4. HR: PHA8001E1 from Taiwan 5. 6 Axis sensor: MPU6500 Main function: Blood pressure, heart rate ECG PPG, Pedometer, Calories, Distance, Stopwatch, Sleep quality measurement,Call reminder, A larm clock, Message calls notifications, Sedentary reminder, Remote camera control, Anti lost, Find the phone bracelet, Water drinking reminder, Sedentary reminder,