Screen Size: 0.84inch
Screen Type: OLED
Unit Weight: 30g
Unit Thickness:11.5mm
Color: black, sky blue, apple green, lavender purple, milk white, rose red  
Battery: Li-thium 45Mah
Charing Plug:Usb
Standby Time:220hours
Bluetooth Version: BT4.0 (BLE) >10m
Accessories: Watch(built-in battery), Charging Line,Watch Strap, Color Box 
Functions:
Anti-lost Alarm : within the setting scope, bracelet and phone can be two-way warning. Beyond the setting range, mobile phone and bracelet will automatically alarm.
Self-Time: without using phone via bluetooth connection to complete remote autodyne.
Pedometer:  Record steps at anytime and anywhere, to check the current exercise situation and unfinished steps.
Sedentary Remind: correct bad sedentary habits, set vibration to remind you get up and walk around at the appropriate time.
Incoming Call Remind: incoming phone message display and call remind
Message Remind:  Phone message display and remind .
Smart Alarm Clock:  can be set up 7 alarm clock, carried out in accordance with the working days or the natural day remind.
Time Display: Pressing button , screen will be bright to display the time and operation situation.
Sleep Monitoring: Intelligently monitoring sleep quality at night,and provide health advice.
Applying OS:  IOS :IPHONE 4S/5/5S/5C IPAD3/MINI/AIR.   
              ANDRIOD:SAMSUNG S3/4/5;NOTE2/3; LG NEXUS4/5; HTC ONE/M8;MOTO G/X;SONY Xperia,etc.