Gomadic Intelligent Compact AC Home Wall Charger suitable for the Amazon Kindle Paperwhite - High output power with a convenient, foldable plug design - Uses TipExchange Technology Gomadic Powerful High Wattage wall charger for home or travel use. Customized circuit design is based on the latest in power regulation and is tailored to the precise output voltage and resistor ID requirements of the Amazon Kindle Paperwhite (accurate to 0.1v!) Power Sleep"" feature reduces vampire power draw 99%. Charger will consume less than 0.1W of power when in ""dormant state"" (e.g. not connected to the Amazon Kindle Paperwhite). Advanced state-of-the-art internal circuitry protects the Amazon Kindle Paperwhite from power surges, overcharging, and short-circuiting, to significantly extend the internal battery lifecycle. Charger works on power voltage levels worldwide by supporting a wide input range of 100-240v AC / 50-60 Hz. Foldable wall outlet plug makes for a very compact, portable design. Advancements in power circuit miniaturization now gives you an amazingly powerful charger for its size.