#Rankbooster#Seller:Zhang Cindy #fullfilled by Amazon can be found https://www.amazon.com/GULAKI-Exercise-Pedometer-Waterproof-Wristband/dp/B077GQ7L75 This fitness tracker is waterproof,calorie counter and a watch for Smart phone, Key features:incoming calls,heart monitor,auto sleep tracking, text alerts compatible with: Bluetooth, Android 4.3 & above,IOS 7.0& above Take photos sd play music at your smart wristband.