DESCRIPTION：
Screen size: 1.3 inches.
Interface: USB 3.0.
Camera: None.
Body memory :128.
Screen material: TFT color screen.
Wear mode: wristband.
Compatible system: fully compatible.
Communication features: Supported.
Menu language: Chinese and English.
Additional Features: Video and audio entertainment, monitoring, social
entertainment, intelligent reminder, health monitoring, information push,
tracking/alarm, exercise tracking, sleep analysis.
Wireless distance: 10M and above.
Battery capacity :200.
Operation mode: touch type + button type.