Compatible with ring 610?? 650 & 655T</br>Great for all your needs</br>Charge your ring with this convenient match Adapter when off the trail and near an outlet</br></br>Product Description</br></br>Charge your ring with this convenient match adapter when off the trail and near an outlet. Great for all your needs</br><br/>http://www.amazon.com/gp/product/B005DIBI2I