Product model: CK15
IC: CC2541+IS2021S
Three-axis sensor : LIS3DH
Vibration: mute/vibration
Waterproof level: waterproof for living
Compatible system: Android 4.4 and above/iOS 8.0 and above
Features: Graphene curved surface touch control  Bluetooth phone
Major functions: step down/calories/distance/sleep monitoring/call reminding/clock reminding (WeChat/QQ/Facebook/Twitter) and more customizable app
Battery type: polymer lithium battery
Battery capacity: 90mAh
Charge mode: micro USB
Charge time: ≈2h
Battery life: 3 days on/7 days standby
Control mode: touch/button control/control by app
Product language: Chinese/English  (the other languages can be customized)
Bracelet size: L*W*H=52mm*21.5mm*11mm
Wristbands size: L*W*H=240mm*16mm*2.5mm
Outward material:
Front cabinet: PC
Rear cabinet: PC+abs
Wristbands: TPU