Product Information:
Screen material: sapphire glass screen
Wearing style: wrist strap
Wireless distance: 5m (inclusive) -10m (inclusive)
Battery capacity: built-in environmentally friendly lithium battery
Operation mode: touch + button
Function: Waterproof
Color: black
Communication type: pluggable card
Size Information
Size: 640px,790px
Packing:
Wristband*1
