BaS-TeK V5S Fitness Tracker with HRM - Blue Keep track of every activity, check all the burnt calories and traversed distance with this helpful lightweight watch. Never lose track of time with this BasTek watch that features a sleep monitor, alarm, call reminder and various other functions. Keep in mind that this watch supports more than 10 languages and is compatible with iOS 7.1 and above, or Android 4.4 and above. Features: Information Contents Pushing Push reminders by all contents display, you can know the information quickly Sleep Monitor Record your sleep time, analysis your sleep quality to improve your sleep conditions Sedentary Remind Remind you to stand up to have a walk so that you can exercise your body Call Remind It will remind you by vibration when there are coming calls, you would not miss any important calls even in a noisy environment Pedometer Record your steps, calories burned, distance, etc., it's a nice sports partner Remote Camera After connecting to the phone by Bluetooth, you can use the wristband to take a selfie Lift your wrist, brighten the screen It can display simplified Chinese and English, and support display English simplified Chinese, traditional Chinese, French, Portuguese, German, Spanish, Russian, Japanese  0.91 inch OLED screen with 128 x 32 resolution APP Download You can search the APP name "you" in the "App Store" or "Google Play" to download the APP, start your sports life Specifics: Bluetooth version: Bluetooth 4.0 Waterproof: Yes Bluetooth calling: Caller ID display, Caller's name display, Phone call reminder Messaging: Message reminder Health tracker: Pedometer, Sedentary reminder, Sleep monitor Remote control function: Remote Camera Notification: Yes Notification type: Facebook, Twitter, Wechat Alert type: Vibration Other Function: Alarm Screen: OLED Operating mode: Touch Screen Type of battery: Li-ion Battery Battery Capacity: 70mAh Charging time: About 2hours Standby time: 15 Days People: Female table, Male table The shape of the dial: Rectangle Case material: ABS Band Material: Silicone Compatible OS: Android, IOS Compatability: Android4.3 / iOS 7.0 and above systems Package Including 1x BaS-TeK V5S Fitness Tracker with HRM - Blue