Product information:

Screen size: 1.28
Appearance size: diameter 4.6 thickness 1.2
Material: Zinc Alloy
Battery capacity: 200mah
Product weight: 55G
Body memory: 128M?bit?flash, 160k?byte?ram
Wearing style: wrist strap
Operation mode: touch + button
Interface: USB 2.0
Wireless distance: 5m (inclusive) -10m (inclusive)
Wristband material: silicone
Color classification: black
Function: Heart rate monitoring
Applicable objects: android platform
Color: black and red, black and white, black and gray

Packing list:

Smart watch*1
Manual *1
Charger*1