The SmartFit Slim works with all iPhones, Samsung Android phones, and many others 

This is a slimmer, lighter version of the health monitor watch that monitors your activity, sleep, and much more. It also has an alert function that will notify you by vibrating when you receive an incoming call or text message. Featuring an OLED screen, the watch's face is bright and clear in any light. The band is made of silicone and includes a metal button lock.  Also features call and Bluetooth message alert notifications, a 24/7 activity tracker, Pedometer, a Sleep monitor, and Anti-lost that alerts you whenever your phone is away from you. What's more, the Remote clicker takes a selfie using the watch as a remote button to your phone camera and many other features!  

You will receive your choice of band color plus 1 FREE EXTRA BAND, subject to the colors available when you order. You can interchange them and it will feel like a whole new watch!

Features:

• Bluetooth version 4.01 for quick data transfers.
• OLED bright display is visible in the lowest light.
• Free app available for every user.
• Call Alert / Notifier: The band vibrates when there is an incoming call Alert. Works on both Android and Apple phones.
• Monitors and set goals for daily activity.
• Keeps track of your walking and jogging with a built-in pedometer in miles or kilometers.
• Counts calories burned and track your history in the app.
• Automatic Sleep Monitoring, monitors your sleep, including how many hours you slept.
• Shows daily / weekly / monthly reports.
• Works as a remote with your Smartphone camera.
• Works as an anti-loss alarm, when you're more than 50 feet away from your phone, it will sound an alarm to alert you.
• Works with all Apple Smartphone devices that have iOS 8.0 and above and Samsung phones and devices with Android OS 4.3 and above (Please make sure your phone is compatible), along with Android devices.
• Compatible devices include Apple iPhone 5/5s/5c/6/6+/7/7+/8/8+/iPhoneX, iTouch, Samsung Galaxy, Note; HTC
• Charges through included USB plug.
• You do not need a Smartphone to monitor activity; you can sync back to your phone later after the activity.
• Water resistant standard: IPX6.
• It comes in beautiful colors BLUE, BLACK, PURPLE, PINK, AND MINT.
• Get more for family and friends yo care for, as great for gift giving. Each sold separately.

If you like to buy more band for the Smart FIT SLim product in different colors they are available for sale at this link: