This kind of wireless car charger is compatiable with mainstream phones, reliable and super fast charging speed. Rotatable and tightly clampable onto your phone, make your hands free and be safe to drive. Automatic clamp to identify your phone in place safely, easy to operate, easy to charge. Of course there is an intellegent chip inside to prevent the cases of over-heating, over-current, over-voltage. Your own business logo is available. QTY over 1000 is by ocean. Would be nice to your messages. Be online at any times.