Fitbit Inspire HR Activity And Sleep Tracker With Heart-Rate Monitor

Fitbit inspire HR is a friendly heart rate and fitness tracker for every day that helps you build healthy habits. Syncs with iPhone 4s and later, iPad 3 gen and later, Android 5.0 and later and windows 10 device. The Fitbit inspire band is made of a flexible, durable elastomer material similar to that used in many sport watches, and fastens with a peg and loop Automatically track sleep plus due to the heart rate feature and get more insights into your light & deep sleep stages Enjoy up to 5 days of battery for daily progress without constant charging. Charge time (0 to 100 percent): 2 hours Automatically and conveniently record workouts like walks, swimming & bike rides in a snap with smart track. Stores heart rate data at 1 second intervals during exercise tracking and at 5 second intervals all other times Radio transceiver: Bluetooth 4.0. Fitbit inspire and inspire HR are water resistant to 50 meters. Operating temperature: 14 degree to 113 degree Fahrenheit. Maximum operating altitude: 28,000 feet