Wide Compatibility The app supports most smart phones with Bluetooth 4.0. Support system: iOS 7.0 or above (iPhone SE, iPhone 6/6S plus, iPhone 7/7 Plus, iPhone 8/8 Plus, iPhone X etc.), Android 4.0 or above(Samsung Galaxy NOTE 8 / S8 / S8 Plus, S7 / S7 Edge, etc ).
Fashion Design & Replaceable Bands The fitness watch with 0.96'' OLED display screen. Slim, comfortable and easy to wear. Replaceable strap made from durable and waterproof materials, easy to install and remove. You will barely feel like you have anything on your wrist at all.