Gomadic High Output Home Wall AC Charger designed for the Magellan Roadmate 1412 with Power Sleep technology - Intelligently designed with Gomadic TipExchange 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 Magellan Roadmate 1412). 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 Magellan Roadmate 1412 (accurate to 0.1v!) Advanced state-of-the-art internal circuitry protects the Magellan Roadmate 1412 from power surges, overcharging, and short-circuiting, to significantly extend the internal battery lifecycle. 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. Charger works on power voltage levels worldwide by supporting a wide input range of 100-240v AC / 50-60 Hz.