Specification:
Display:0.91inch OLED
Size:221*21*12mm
Battery:Li-on Battery, 3.7V/60mAh
BT Version:V4.1
Application system:Equipped with bluetooth 4.1 and running Android 4.3 or later, and iOS7.0 or later.

Features:
Health Tracker: Pedometer, Calories Counter, Distance, Sleep Monitor
Other Functions: Alarm Alert, Time Clock, Anti-Lost, Phone Finder
Alert type: Vibration
Single Key: Short Click and Long Press Control
Waterproof rating: Life-level waterproof,cant put it into water!(Sweat proof,rain proof,water drop proof)
SNS Alert: facebook, twitter, wechat, QQ, whatsapp, facebook messenger
Phone calls & Message Reminder: Vibration and display

Package included:
1 x Bluetooth Smart Bracelet
1 x Manual

• Multi-function: Step counts, Distance measuring, Calorie Consumption management, Sleep management, call/SMD reminder,Anti- lost, etc.
• Made of silicone texture of the wristband, the bracelet is skin-friendly and comfortable to be wear around your wrist. Waterproof and Sweat-proof features allow you to wear the item in most environment(swiming and diving are not suggest)
• Message Notification: Support Messages, SMS, Call, QQ, Wechat, Facebook and Twitter vibrating alert, display the icon of a short message or contact name of the phone or phone number.
• Compatible with Apple IOS 7.0 system and above, Android 4.3 system and above. Support Bluetooth 4.1 and above.

Multi-function: Step counts, Distance measuring, Calorie Consumption management, Sleep management, call/SMD reminder,Anti- lost, etc.iRapid online