| Product parameters Screen:1.28-inch TFT 240*240。 Touch Panel:Full screen touch。 Battery:220 Mah。 App:Da Fit。 Charging method:Magnetic。 Waterproof:IP67 Hardware parameter Bluetooth version:BLE 4.0 System version:Android above 5.0 or IOS above 9.0 Software function Side button, multiple interface design on the APP side, user-selected use, exercise, sleep detection, blood pressure, incoming call/message content push, message reminder, alarm clock, shake or click to take a picture, raise the wrist to brighten the screen, switch the system, and remind you to sit for a long time , Stopwatch, look up the phone, adjust the brightness of the bracelet, and adjust the duration of | |