Screen size: 1.3 inches
Interface: USB 2.0
Screen material: aluminum alloy
How to wear: Wristband
Compatible system: fully compatible
Menu language: Chinese, traditional Chinese, English
Battery capacity: 180 Ma
Operation mode: touch type
Wristband material: silicone
Color: pink gold steel strip, rose gold steel strip, black steel strip, powder glue, green glue, coffee glue, black glue