Gomadic High Output Home Wall AC Charger designed for the TomTom Go 930 with Power Sleep technology - Intelligently designed with Gomadic TipExchange 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 TomTom Go 930 (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 TomTom Go 930). Advanced state-of-the-art internal circuitry protects the TomTom Go 930 from power surges, overcharging, and short-circuiting, to significantly extend the internal battery lifecycle. A quality product intended to be the last home/travel charger you ever buy! This product is backed by the Gomadic Lifetime Warranty. Uniquely engineered in a small, lightweight, and highly portable design, the Gomadic TomTom Go 930 Wall Charger travels easily, saving both space and time.