Gomadic Intelligent Compact AC Home Wall Charger suitable for the Garmin nuvi 1490LMT 1490T - High output power with a convenient, foldable plug design - Uses TipExchange Technology 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 Garmin nuvi 1490LMT 1490T). 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 Garmin nuvi 1490LMT 1490T (accurate to 0.1v!) Advanced state-of-the-art internal circuitry protects the Garmin nuvi 1490LMT 1490T from power surges, overcharging, and short-circuiting, to significantly extend the internal battery lifecycle. TipExchange Technology protects your investment, by providing a means to change/upgrade your charger by simply swapping the physical charging tip. (Charging tip for Garmin nuvi 1490LMT 1490T) included with additional tips sold separately) Specification: Input Voltage (100 - 240vAC), Cable length (50 inches), Transformer Dimensions (2.0 X 1.75 inches), Foldable Adapter (Yes), Circuit Design (Garmin nuvi 1490LMT 1490T Specific)