Advanced Rapid Wall AC Charger Compatible with Sony MD WALKMAN MZ-RH - Amazingly powerful home charge design built with Gomadic Brand TipExchange Advanced state-of-the-art internal circuitry protects the Sony MD WALKMAN MZ-RH 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 Sony MD WALKMAN MZ-RH (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 Sony MD WALKMAN MZ-RH). 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. A quality product intended to be the last home/travel charger you ever buy! This product is backed by the Gomadic Lifetime Warranty.