Features:
1. It can display the time, date, steps, distance and calories cleary. Let you know your sports data immediately.
2. When bluetooth paired, you can sync your data to Android phone and IOS phone. It gives you a real-time assessment of your exercise throughout the day.
3. It can monitor your heart rate to help you do exercise scientifically.
4. The IP67 waterproof which allows the bracelet to be held in the water for a maximum of 30 minutes at a depth of 1 meters. ( Don't wear the bracelet when diving)
5. When you have calls or SMS, the smart bracelet will vibrate to remind you. (for iphone, only calls remind, no SMS remind)
6. With Sleep Monitoring, Remote Capture, Smart Alarm, Anti-lost Function function.
7. The wristband is adjustable, you can adjust it to fit for you wrist.

Specifications:
Systerm: Android 4.4 and above, IOS 7 or more, support Bluetooth 4.0
Bluetooth chip: DA14580
Material: PC Plastic + Silicone
Screen: 0.86 inch OLED display
Bluetooth vertion: BLE 4.0
Sensor: 6 axis accelerator sensor and photoelectric heart rate sensor
Standby time: approx. 1 month
Work time: approx. 10 days
Waterproof: IP67
Battery: 35-40mAh
Operating current: 550uA
Charging interface: Thimble plug
Product size: approx. 132*12*10mm/5.19 x 0.47 x 0.39''
Weight: approx. 27g
Color: Black, Moonlight Purple, Pink, Green

Note:  For IOS phone, the band can not display phone number or contact name. it can only alert.Only calls remind, no SMS remind.