Features: 
 
 
Listen to the music By connected the Bluetooth.
Real-time GPS track
Heart rate Monitor
Weather display,
5 days battery life,
Intelligent Notification reminder
Alipay quick payment.
Anti-black dial
Touch interactive mode, a key lock anti inadvertently
Built-in GPS module, accurate grasp motion data
38,000 km road test
35 hours continuous run mode GPS
11.6 days of pure watch mode 
 
Hardware
Brand: Huami
Model: Amazfit
Color: Red
Chip: Dual core, 1.2GHz
Memory: 512MB + 4GB
Compacibility: Android 4.4 or above phones with BT4.0 Or for iphone 4s/5/5s/6/6s/7/plus ios 7.0 and above 
Waterproof rating: IP67
Functions
Health tracker: Heart rate monitor
Other functions: Call reminder, Info push, GPS+Glonass, Bluetooth music, Weather, Time, Alipay quick payment
Sensor: PPG heart rate sensor, acceleration sensor, gyroscope, geomagnetic sensor, light sensor
Motor: Support
Alert type: Vibration 
Connection
Bluetooth version: V4.0BLE
WiFi: Support
Display
Screen type: 1.34 inch, capacitive
Resolution: 320*300 pixel
Operating method: Touch screen
Battery
Battery type: Lithium polymer
Battery capacity: 280mAh
Watch mode: About 11.6 days
Running mode: About 5 days
GPS+running mode: About 35 hours
Apperance
Dial material: C, orning gorilla glass
Case material: Polycarbonate + Zirconia ceramics
Band width: 22 mm
Product weight: 53.7g
Package Contents
1 x Huami Amazfit Smart Watch, 1 x USB Cable, 1 x Charging Dock, 1 x User Manual