Pyle FitMotion Fitness Activity Tracker - Calorie Counter Sleep Monitor Smart Fitness Watch - Keep Fit & Burn Calories Weight Activity Device Tracker App - PSB1SL (Silver) HEALTHY & FITNESS TRACKER: The fitness tracker watch helps promote a fit and healthy lifestyle. The calories burned monitor measures activity, calories burned & steps. Monitors weight & sleep GO SOCIAL: Share your progress on Facebook & Twitter for support and bragging rights. Wireless fitness tracker includes Bluetooth for quick data transfer & auto sync ability WEARABLE TECHNOLOGY: The fit wristband is size adjustable for flex comfort. Sports fitness is suitable for all ages, Marine grade waterproof up to 15ft LONG BATTERY LIFE & SMART PHONES: The fitness watch is compatible with iPhone & Android. A long battery life of over 90 days allows you the freedom of long exercise without the hassle ACTIVITY APP: Download the 'Fitmotion Tracker' app & keep all data in one place. Keeps track of food eaten and BMI. Save activity and quickly recall history from past data