Smart wristband with OLED screen
Clearly displays health parameters including steps， calories， distance， time and sleep quality
Supports Bluetooth V4.0
IP67 Protection Grade: Wear it all day and night even while swimming， raining or washing your hands
Easy to charge via USB port
Built-in silent vibrate mode with a silent wake alarm that gently vibrates to wake you at the desired time without disturbing your partner
Lightweight， comfortable to wear
Automatically syncs your data to other devices including PCs， Macs， iPhone 4S & 5/5S， iPod Touch 5， iPad 3， etc. (iOS6 and above)
Helps you to get better sleep by tracking your sleep time and waking time
Supports Windows 7/8/XP operating systems for PCs

Specification:

Material: PC， TPU， Aluminium， ABS
Working Temperature: -20℃~+45℃
Storage Temperature: -40℃~+45℃
Battery: 40mAh li-polymer battery
Charging: Standard USB charging support quick charge
LED: OLED screen
Standby time: >72 h
Color: Black， Rose (optional)
Product weight: 20g

Package Contents:

1 x Smart Bracelet
1 x User Manual