Product information:  

Interface: USB 2.0
Camera: None
Screen material: IPS
Wearing method: wrist strap
Compatible system: fully compatible
Communication function: not supported
Menu language: multiple languages
Wireless distance: 5m (inclusive) -10m (inclusive)
Battery capacity: 260 mA
Operation mode: touch + button
Screen resolution: 240*240
Wristband material: silicone

  Size Information:

Screen size: 1.28 inches  

Packing list:
Smart watch, manual, packing box, charging cable