Griffin Technology PowerBlock Micro for Kindle: * Specially designed to charge Kindles, the Griffin Technology PowerBlock Micro works with almost all 100 V to 240 V AC wall outlets * With an efficient power output of 5 W, it enables fast charging, thus not keeping you away from your favorite e-book for too long * This charger features a low-profile design with foldaway prongs, which not only makes it fit easily into the wall sockets and power strips, but also allows you to carry it wherever you go * Additionally, when not in use, it saves energy without sacrificing on the performance * The PowerBlock Micro comes with a 3" sync and charging micro-USB cable for optimum convenience * Compatible with Kindle Fire, Kindle Keyboard and Kindle Touch, the PowerBlock is a great accessory