Dear，Pls leave a massage to tell us what design (Color) do you want.thank you.

Type: On WristApplication Age Group: AdultFunction: Passometer，Fitness Tracker，Sleep Tracker，Message Reminder，Call Reminder，Remote Control，Push Message，APP Message ShowLanguage: EnglishCompatibility: Above ISO7 and Android 4.3Waterproof: Daily waterproofing， IP67Smart alert: Incoming call alert， idle alert， sleep alarmData transmission: Bluetooth4.0Accompanying software: IOS 7.0(i-phone4S+)/Android 4.3Material: Medical level TPUBattery: 60mAH， 7-15 days standy-byModel Number: Smart BandCertificate: ROHS，FCC，EPL ApprovedScreen: 0.91' OLEDUnit Type: piecePackage Weight: 0.200kg (0.44lb.)Package Size: 10cm x 10cm x 8cm (3.94in x 3.94in x 3.15in)Main Features1. Display Health ParametersThis Smart Bracelet can diaplay the time， steps， distance and calorie clearly. Let you know your sports data right now!2. Snyc Sports DataWhen bluetooth paired， you can sync your data to Andriod Phone (OS must be 4.3 or above and Bluetooth must be V4.0) and ios phone (ios must be 7.0 or above and Bluetooth must be V4.0). It gives you real-time assessment of your exercise throughout the day.3. Sleep MonitoringAccurately monitor total effective sleeping time and motions every night (including light sleep and deep sleep).4. Call / SMS ReminderWhen you have calls or SMS， the smart bracelet will vibrate to remind you. for Andriod Phone (OS must be 4.3 or above and Bluetooth must be V4.0); for ios phone (ios must be 7.0 or above and Bluetooth must be V4.0)5. Remote CaptureYou can take photos of whole family without other help， just use "remote capture" function. for Andriod Phone (OS must be 4.3 or above and Bluetooth must be V4.0) and for ios phone (ios must be 6.1 or above and Bluetooth must be V4.0)6. Built-in USB ChargingIt has a unique standard USB port in the host. So it is available for charing with computer and battery bank without any other charing components.7. Sedentary ReminderTake a rest to avoid fatigue! Our smart bracelet has sedentary reminder function to keep fit!8. Looking PhoneWhen you can't find your phone， our smart bracelet will be useful! As long as you use the "looking phone"function. for Andriod Phone (OS must be 4.3 or above and Bluetooth must be V4.0) and for ios phone (ios must be 6.1 or above and Bluetooth must be V4.0)9. Silent Vibration ModeBuilt-in silent vibration mode， a silent remind alarm that gently vibrates to remind you at your desired time without disturbing your partner.10. Comfortable adjustable Wristband and Light WeightThe wristband is adjustable， you can adjust it to fit your wrist.It is just 25g! So when you wear it， you even won't feel it! You can work and exercise ordinarily.11. Standard Time and Military Time， Imperial System and Metric SystemStandard Time and Military Time， Imperial System and Metric System can suit different people.