charge 2 fitness wristband large black fitbit fb407sbkl b h
display oled bluetooth specification bluetooth 4 0 bluetooth range 20 0 6 1 m water resistance sweat rain and splash proof memory tracks 7 days of motion data saves daily totals for past 30 days stores heart rate data at 1 second intervals during exercise tracking and at 5 second intervals all other times materials wristband flexible durable elastomer material clasp surgical grade stainless steel battery type lithium ion polymer lipo battery life up to 5 days charge time up to 2 hours sync compatability syncs with mac os x 10 6 and up iphone 4s and later ipad 3rd generation and later android 4 3 and later and windows 10 devices syncing requires bluetooth le and internet connection windows 10 computers that do not have bluetooth le will need a wireless sync dongle in order to sync operating temperature 14 to 113 f 10 to 45 c maximum operating altitude 30 000 9 144 m size fits wrists 6 7 8 1 17 20 6 cm in circumference
{'display': 'oled', 'bluetooth specification': 'bluetooth 4 0', 'bluetooth range': '20 0 6 1 m', 'water resistance': 'sweat rain and splash proof', 'memory': 'tracks 7 days of motion data saves daily totals for past 30 days stores heart rate data at 1 second intervals during exercise tracking and at 5 second intervals all other times', 'materials': 'wristband flexible durable elastomer material clasp surgical grade stainless steel', 'battery type': 'lithium ion polymer lipo', 'battery life': 'up to 5 days', 'charge time': 'up to 2 hours', 'sync compatability': 'syncs with mac os x 10 6 and up iphone 4s and later ipad 3rd generation and later android 4 3 and later and windows 10 devices syncing requires bluetooth le and internet connection windows 10 computers that do not have bluetooth le will need a wireless sync dongle in order to sync', 'operating temperature': '14 to 113 f 10 to 45 c', 'maximum operating altitude': '30 000 9 144 m', 'size': 'fits wrists 6 7 8 1 17 20 6 cm in circumference'}