IP67，Silfi 561，BT 5.2

Display: 1.43 inch- AMOLED  screen-466*466

Body material: Zinc alloy+Plastic

Strap material: Silicone 

Heart rate sensor:HX3605

Compatible: android 4.4+ / ios 9.0+

Function:Bluetooth call, blood oxygen detection, blood pressure detection, heart rate detection, sleep detection, sedentary reminder, menstrual cycle reminder, drink water reminder, dial selection, heart rate throughout the day, QR code download, restore factory Settings, pedometer, calorie display, distance, timer (stopwatch, countdown), calculator, alarm clock, weather, photo control, music control, turn over wrist light screen, Time format switch, stress relief, flashlight, games, 107 multi-sport mode, drainage function

Battery capacity:  300mAh

Charging method: Wireless charger

Charging time: 3 h

Typical usage battery life: about 5-7 days

Basic usage battery life: 30 days

Heary usage battery life: 3-5 days

APP: Da Fit