Gomadic High Output Home Wall AC Charger designed for the Arnova 10c G3 with Power Sleep technology - Intelligently designed with Gomadic TipExchange Advanced state-of-the-art internal circuitry protects the Arnova 10c G3 from power surges, overcharging, and short-circuiting, to significantly extend the internal battery lifecycle. 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 Arnova 10c G3 (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 Arnova 10c G3). Uniquely engineered in a small, lightweight, and highly portable design, the Gomadic Arnova 10c G3 Wall Charger travels easily, saving both space and time. Specification: Input Voltage (100 - 240vAC), Cable length (50 inches), Transformer Dimensions (2.0 X 1.75 inches), Foldable Adapter (Yes), Circuit Design (Arnova 10c G3 Specific)