The ONN Fitbit Charge 2 Charger is designed to help keep your fitness tracker watch powered and running. At 3' in length, it offers a long reach for convenient flexibility while your device charges. The USB connector at the end works with virtually any desktop or laptop computer as well as with power banks and wall or car chargers and adapters. This Fitbit Charge 2 accessory has a square holder on the opposite end with a hinged opening and two pins to connect and accommodate the size and shape of the Fitbit Charge 2, even when attached to its strap. The flat bottom of the holder easily sits on a flat surface like a desk or an end table during charging. The ONN Fitbit charger is also lightweight and conveniently portable so you can take it along with you to keep your device charged up and ready to go.