Twinkle Activity and Sleeping tracking Andriod devices smart watch

Specifications

1.Activity and Sleeping tracking
2.Used with Andriod ,IOS devices smart TV
3.good looking full of  colour

Size Device  Diameter 28mm,Height 8.8mm
Wristbelt mout  252mm*2mm
Material Top disc aluminium
Bottom disc PC+ABS
Wristbelt mout  TPU
Battery    CR2032  coin battery 210mah
Battery life  30 days
How to change a battery   open the bottom disc with a pry tool
Wireless communication   Bluetooth 4.0   BLE
 Sync  with your smart phone
Date  saving period   Activity data and sleeping data will be saved for 2 days
Data syncing distance  1m
Water resistant    in 3m whater for 15min
LED Light Time 12 LED, green is for hour, red is for minute
Mode 2 LED, Activity tracking mode, Sleeping tracking mode
Others support to set LED lighting modes on app

  Features Activity tracking walking, running mode auto switch, steps, kms, calorie counting, chart making on app
Sleeping tracking Deep sleep, light sleep, awakening  tracking, chart making on app
Used with Andriod devices Andriod 4.3 or above
IOS IOS 5.0 or above
Smart TV Andriod 4.3 or above, with Bluetooth 4.0
Others Magnetic Built in, attach with all metal things
Color Silver, black, blue, golden, etc, or any color you need
Working temperature -20-50
Drop resistant Marble ground 1.2m, 3 times
App V1.0 Features Login New user registeration login, Sina blog ID login,  QQ ID login (will update to login by Facebook ID)
User info Height, weight, age, gender, etc
Share Activity data, sleeping data share to Wechat, Sina blog, QQ zone (will update to share to Facebook)
Activity data Data saving for 10 days, calories counting, calories to food exchange
Chart Activity, sleeping
Activity tips Activity notification, caution notes, daily updates
Sharing app sharing to QQ, Wechat, Sina blog friends, will update with Facebook later
Edition  updates automatically