Never be the one without power again. The Dallas Mavericks 5000 mAh Magnetic Wireless Charger is a powerful powerbank that has a built-in magnet that attaches to the back of the phone to achieve fast wireless charging. The magnet is strong enough to charge through a thin case for phones that allow for magnetic wireless charging. With a 5000 mAh charging capacity, you will not only turn heads because of your tech savvy battery rescue abilities, but the officially licensed design from your beloved Dallas Mavericks will really add some energy the next time you need to charge up.