Product Information：
Screen material: 1.3-inch high definition IPS color screen
Wearing method: Wristband
Wireless distance: 5m (inclusive) - 10m (inclusive)
Battery capacity: 220mah
Operation mode: touch type + button type
Screen resolution: 240 * 240px
Wristband material: silicone
Strap style: Sports
Function: heart rate monitoring
Size Information：
