Power Clip is part of the Duracell myGrid Charging System. Simply attach a Power Clip onto your mobile device and then place them on myGrid charging pad (sold separately) for drop-and-go charging. Charging requires no cords between the device and the charger. Power Clip includes three tips for easy attachment to cell phones with mini-USB ports. USB tips are compatible with Blackberry 8800 Series, Bold Series, Curve and Pearl Series; Mini USB tips for LG AX300, Chocolate, Dare, enV2, 3, VX5500, Xenon; Motorola Adventure 750, MOTO Q and Razr Series, W370, W385; Nokia tips for 2610, 6061, 6085, 6205, 6555, and E71.