Fitbit Ace 3 Activity Tracker for Kids – Cosmic Blue/Astro Green

Bluetooth: 4.2 Saves 7 days of detailed motion data – minute by minute Saves daily totals for the past 30 Days The Ace 3 band is made of a flexible silicone similar to that used in many sports watches and includes a plastic buckle Operating temperature: 14 Degree F to 113 Degree F (-10 Degree C to 45 Degree C) Maximum operating altitude28000′ (8534.4m) Syncing range Up to 30′ (9.1m)Syncing The Fitbit app is compatible with most popular phones and tablets Apple iOS 12.2 or higher Android OS 7.0 or higher Syncing requires Bluetooth LE and Internet connection One size: Fits wrist 4.8 – 6.8″ (12.19 – 17.27 cm)in circumference Dimensions (L x W x H)1.47 x 0.66 x 0.5″ (3.73 x 1.67 x 1.27 cm)