Bracelet type， more convenient while you are doing sports.Silicone material， safe and comfortable to wear.Anti-lost and stylish， convenient and helpful to use.Could record calculation step， energy consumption monitoring， speed record， mileage of distance， reminding of calling and message， and monitoring in sleep.Intelligent silent alarm， never disturb other，Light weight and comfortable silicone wrist bandPackage includes:1 x Smart Bracelet1 x USB Cable1 x ManualFeatures:1.OLED screen shows the Steps， Calorie， Distance， Time， Sleep quality clearly.2.Recording your exercise steps， walking distance， calories burned and sleeping.3.Smart Reminder:Incoming calls， messages， sedentary， take your medication.4.By seeing how active you are during the day， it helps motivate you to reach your goal every day.Specification:1.Smart Mobile Device Requirement:iOS 7 or later(iPhone 5S 5C 5 6，iPad mini2/3，iPad 4，iPad Air，iPad Air2， iPod Touch 5 or later) and Android 4.3 or above(Nexus 4/5/7，Samsung S3/S4/S5/Note 2/Note 3，Sony Z1/Z2，HTC ONE/M8，LG G2/G3 MOTO X/G)2.Type: On wrist3.Material: Silicon4.Gender: Unisex5.Screen: OLED6.Battery: 60 mAh7.Dimension: 260*38*10mm8.Bluetooth version: V4.09.Compatibility : ios 7.0， Android 4.3 and above10.Waterproof level: prevent sweat and drops. Don't wear to shower or swim