Waterproof Smart Fitness Band with Bluetooth And Heart Rate sensor, Activity Recorder, Sleep Monitor Calorie Counter, Call Notifications, Alarm, Blood Pressure, Message, USB Charging Supports smartphones, Tablets and PC’s and also support Android and IOS.Unisex smart band for both women and men, Compatibility: Requires Android 4.3 or above, iOS 7.1 or above, Bluetooth 4.0 or above, download APP as mentioned in the product manual from Apple Store or Google Play.Kindly note this smartwatch band is not a Xiaomi Redmi smart band it has many more features compared to MI smartwatch band 3, Its Domestic use waterproof with Industry’s Best Standards.This smart wristband can record daily calories, distance, steps, Let you know your sports data, adjust your exercise program and get a healthier life, Waterproof level: IP67, Industry’s Best. Charge the device fully before first use. Find my phone feature: Ring your phone in case your device is missing, Phone Unlock feature (Android Only)The App that you need to download is FitPro. You can download this app for IOS & Android devices.