Advanced Rapid Wall AC Charger Compatible with Insignia NS-HD02 HD Radio - Amazingly powerful home charge design built with Gomadic Brand TipExchange Advanced state-of-the-art internal circuitry protects the Insignia NS-HD02 HD Radio from power surges, overcharging, and short-circuiting, to significantly extend the internal battery lifecycle. 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 Insignia NS-HD02 HD Radio). 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 Insignia NS-HD02 HD Radio (accurate to 0.1v!) Specification: Input Voltage (100 - 240vAC), Cable length (50 inches), Transformer Dimensions (2.0 X 1.75 inches), Foldable Adapter (Yes), Circuit Design (Insignia NS-HD02 HD Radio Specific) A quality product intended to be the last home/travel charger you ever buy! This product is backed by the Gomadic Lifetime Warranty.