FRONY HDF44-BA164-D20 smart wristwatch (Black Strap, Size : Free size) Smartwatch  (Black Strap, free)

If you're a fitness freak and love keeping a track of the calories burnt, sleep cycle, and heart rate, and then the D20 Smart Band is what you need. This smart band works as a heart rate tracker, fitness watch, and an activity tracker. D20 waterproof Smart fitness Band compatible with Bluetooth or Heart Rate Sensor. It is compatible to devices having Bluetooth version 4.0 in smartphones, Tablets and PC's and also support Android. Functions: 1.Heart Rate Monitor 2.Sedentary reminder 3.Calories 4.Time 5.Alarm 6.Anti-lost 7.Distance calculation 8.Step Monitor 10.Call Alert 11.Wrist sense Pre-requisites for use: Your mobile phone Bluetooth version must be Bluetooth 4.0 or higher Android version must be Android 4.4 or above. Working: To connect the smart band to mobile phone, you need to connect the current mobile successfully via Bluetooth. Features: Color Display D20 fitness band uses the latest OLED technology in display hardware which provides excellent contrast and a visually stunning screen viewing experience, with a screen of 1.3 inches so that you get all the details you want. Long Battery Life- use more charge less, our new D20 fitness band does not require any charging for 10 days and can standby for 15 days, it can be fully charged within 2 hrs so that you use it more and care less about charging. Real Time Activity Tracking- The band keeps tracking your data round the clock without you noticing it and can store the data for 7 days without needing to sync.