Design

Dimensions 
(without heart rate base)
46.7x46.7x11.9mm

Weight
32g (without strap)
47g (including strap)

Body Material
Fiber-reinforced polymer

Buttons
2 (including the crown)

Water-resistance Grade
5 ATM

Display

Material
AMOLED 

Size
1.39"

Resolution
454x454

PPI
326

Touchscreen
Tempered glass +anti-fingerprint coating

Battery

Battery Capacity
440 mAh (rated value）
Charging Method
Magnetic charging
Theoretical Charging Duration
Approx. 2 hours
Typical Usage Scenario Battery Life
Up to 14 days
Battery Saver Mode Battery Life
Up to 24 days
Clock Mode Battery Life
Up to 45 days
Heavy Usage Scenario Battery Life
Up to 7 days
Accuracy GPS Mode
Up to 26 hours
Automatic GPS Mode
Up to 44 hours
Power Saving GPS Mode
Up to 54 hours

Sensors

Health
BioTracker™ PPG biometric sensor 
 (supports blood-oxygen)

Movement
Acceleration sensor
Gyroscope sensor
Geomagnetic sensor
Barometric altimeter
Ambient light sensor

Positioning
Circularly-polarized GPS antenna
Dual-band positioning
6 satellite positioning systems

Connection
Bluetooth 5.3

Other

Motor 
Linear motor

Strap

Materials
Liquid silicone

Width
22mm

Min. & Max.Wrist Dimensions
150mm-220mm

Buckle
Classic pin buckle

Packing List
Smartwatch (including standard strap),magnetic charging cable, instruction manual 

Supported Devices
Android 7.0 and above, iOS 12.0 and above 

Application
Zepp App