It is only for Fitbit Charge HR charging.  
<br />Total length :100cm <p> <b><b><img src="https://contestimg.wish.com/api/webimage/59c0d4010da8cb096ba80797-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/59c0d4010da8cb096ba80797-1-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/59c0d4010da8cb096ba80797-2-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/59c0d4010da8cb096ba80797-3-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/59c0d4010da8cb096ba80797-4-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/59c0d4010da8cb096ba80797-5-large.jpg></b></b></p>