Main function:
LED lights Caller
Message/QQ/Twitter LED reminder
Standard Sports function (steps, distance calories)
Time display
Sleep detect
Shake photograph
Anti-lost reminder
Smart alarm clock
Smart unlock
Sports information sharing.

Specifications:
Product Size: 240mm*16mm*10mm
Head size: 28mm*11mm
Band material: TPU
Show mode: 12 LED light Wrist
Standby time: 10 months
Working time: 6 months
Working temperature: -20°C-50°C
Synchronous: BT4.0LE
IP rate: IP 65
Battery type: Button Battery
Battery capacity: 240mAh
Operating system: Bluetooth 4.0，IOS 7 version above or Android 4.3 version above