I am not positive if That is harming to the comb or charger and it may be because of the charger wishing to shut off to avoid wasting energy but it surely keeps reactivating because the brush is a bit incompatible. The first 'search coil' I attempted, the white coil https://tysonpdjsi.like-blogs.com/12713565/charger-wireless-can-be-fun-for-anyone