Everlast Smart Blood Pressure and Heart Rate Fitness Tracker Watch is the best solution for tracking personal and fitness activity's. It boasts a sleek and light weight design. This tracker has a Find-phone vibration mode is compatible with dedicated phone application Works with operating system iOS 7.0, Android 4.4 and up. Bluetooth connectivity Model Everlast TR10 1-year warranty from Xtreme Time In the box watch, USB charging cable, instruction manual