- Operating System
- Zepp OS
- GPS Geotagging Functionality
- Built-in GPS
- Band Material Type
- Silicone
- Water Resistance Level
- Water Resistant
- Human Interface Input
- Buttons, Touchscreen
- Supported Application
- GPS
- Water Resistance Depth
- 50 Metres
- Language
- English
- Supported Satellite Navigation System
- BeiDou, GLONASS, GPS, Galileo
- Closure Type
- Magnetic
- Shape
- Round
- Colour
- Black
- Band Color
- Black
- Battery Capacity
- 200 milliamp_hours
- Battery Cell Type
- Lithium Polymer
- Battery Average Life
- 24 Days
- Screen Size Unit of Measure
- 1.5 Inches
- Display Type
- AMOLED
- Maximum Display Brightness
- 3000 Nit
- Item Weight Unit of Measure
- 1.97 Ounces
- Item Dimensions
- 17.3 x 9 x 3.4 Centimeters
- Brand Name
- Amazfit
- Target Audience
- Men, Unisex Adults, Women
- Age Range Description
- Adult
- Model Number
- A2557
- Warranty Description
- 1 year
- Wearable Computer Type
- Smart Watch
- Connectivity Technology
- Bluetooth
- Communication Feature
- Bluetooth, GPS
- Compatible Devices
- Smartphone
- Compatible Phone Models
- Android Devices, iOS Devices
- Memory Storage Capacity
- 4 GB
- RAM Memory Installed
- 64 MB
- Product Features
- Activity Tracker, GPS, Multisport Tracker, Notifications, Voice Control
- Sport Type
- Basketball, Cycling, Diving, Hiking, Swimming
- Metrics Measured
- Blood Oxygen (SpO2), Heart Rate, Sleep Duration, Stress
- Box Contents
- Magnetic charging base (no USB Type-C cable), Smart Watch, User Manual
- Importer Contact Information
- PR innovations Pvt. Ltd., Ground Floor, P-103, PANDAV NAGAR, MAYUR VIHAR, PHASE-I, East Delhi, Delhi, 110091
- Manufacturer Contact Information
- Anhui Huami Information Technology Co., Ltd, Room 1201, Building A4, National Animation Industry Base, No. 800 Wangjiang West Road,Gaoxin District,Hefei