Features:
1. Step counting, heart rate data synchronization App support, exercise, mileage, calories, steps, sleep, total sleep, deep and light sleep time, history, heart rate, blood pressure, sleep, exercise Support language: The
2. The bracelet interface supports English, Simplified Chinese, French, German, Italian, Spanish, Russian, Portuguese (message content push supports multiple languages) 

Name: Smart Watch

Screen 1.28" 240 x 240 fully laminated full touch screen
Battery Polymer 220mAh
Bottom case ABS+PC
Front shell glass
Body size Ø45.5mm x (thickness) 10mm
Bare metal weight 35g
Single weight 80g
Box size 15.1 x 7.5 x 3.0cm
operation mode: full touch and side key cpu: Goodix 5515Bt 
version: Bt4.0 (support Bt5.0) 
waterproof level: Ip67 waterproof heart rate
Sensor: Hrs3300 Acceleration 
Sensor: Sc7A20 
Battery Capacity: Polymer Lithium Battery 200
Main Belt Material: Silicone 
Function: Incoming Call/SMS

Side button support
Dial APP side multiple interface design users choose to use
Exercise heart rate/resting heart rate detection Manualautomatic detection (the continuous heart rate switch is enabled on the APP side)
Exercise Step count, distance traveled, calories burned
Sleep detection Automatic detection
Blood pressure Manual detection of blood pressure
There is a function enable switch on the APP side for incoming call/SMS content push
Information reminder: There are function enable switches on the APP side (incoming calls, SMS, Wechat, QQ, Facebook, Twitter, LinkedIn, WhatsApp, Line, Instagram, Snapchat, Skype and other mobile phone applications) and events such as sedentary, alarm clock, drinking water, taking medicine, etc. Information reminder

The main function of the bracelet
Alarm clock APP setting, a total of 5 groups, there is a switch on the wristband
Take a photo Shake or click to take a photo
Raise the wrist to brighten the screen, there is a start switch on the APP side
System switching 24/12 hour system, distance imperial system (requires APP setting)
Sedentary reminder support (APP side has a start switch, vibration)
stopwatch support
Countdown does not support
Find a phone Support
Bracelet brightness adjustment support
The duration of the bright screen of the bracelet is adjusted from 3ms to 9ms
Touch control full fit full touch
Main functions of APP Step counting, heart rate data synchronization APP support
Exercise Mileage, Calories Steps
Sleep Total sleep, deep, light sleep time
History Heart rate, blood pressure, sleep, exercise
Alarm clock setting, bracelet vibration reminder (5 groups)
Sports goal setting Set the target number of steps
Support wristband support language English, Chinese, Spanish, Portuguese, German, French, Russian, Italian, Thai, Dutch, Czech, Turkish, Malaysian, Slovak, Polish, Japanese
App supports languages Chinese, English, Chinese [Traditional], Japanese, Korean, French, German, Russian, Polish, Spanish, Portuguese, Dutch, Arabic, Czech, Greek, Indian, Hungarian, Italian, Slovakian, Turkish, Thai, Croatian
Adaptation method can be used independently or at the same time with mobile APP
Bluetooth-compatible 5.0
Support mobile phone version Compatible For iOS 9.0 and above Android 5.0 and above
Main control chip DA14683
Heart Rate Sensing SC7R311
Acceleration sensor SC7A20
Storage External Flash 64Mb

Packing list:
1 x Smart Watch
1 x manual 
1 x data cable
Note:
Different displays may cause the color of the item in the picture a little different from the real thing. 
Manual measuring,please allow 1~3mm error,thank you.