Advanced Rapid Wall AC Charger Compatible with Samsung Xplorer B2100 - Amazingly powerful home charge design built with Gomadic Brand 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 Samsung Xplorer B2100 (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 Samsung Xplorer B2100). Advanced state-of-the-art internal circuitry protects the Samsung Xplorer B2100 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. TipExchange Technology protects your investment, by providing a means to change/upgrade your charger by simply swapping the physical charging tip. (Charging tip for Samsung Xplorer B2100) included with additional tips sold separately)