iFit Active Band LED Screen- Instantly log calories and view the time on the device; Adjustable Wrist Band Accessory Clip Included- Place the smart tracker device in the included accessory clip; Just wear it and forget it Rechargeable Battery- Smart tracker battery has a five-day life and recharges using a USB cable Wireless Sync- Smart tracker syncs wirelessly with mobile apps and iFit profile using BLE technology Water Resistant Design- Wear it while you work out-the band is sweat resistant