The Essential Gomadic Car and Wall Accessory Kit for the Garmin nuvi 3597 LMTHD - 12v DC Car and AC Wall Charger Solutions with TipExchange Gomadic TipExchange Technology protects your investment by allowing you to change/upgrade either charger by simply swapping the physical charging tip. (Charging tips for Garmin nuvi 3597 LMTHD included with additional tips sold separately). Gomadic Wall Charger is built to support worldwide voltage input levels ranging from 100-240vAC /50-60 Hz. High output 10W /2A transformer provides output voltage and resistor configuration specific to the Garmin nuvi 3597 LMTHD. This Gomadic Car charger has a wide input voltage range of 12-24vDC to support all vehicle charging ports. Works in cars, trucks, planes, boat, RVs and more (both domestic and international). Available output current is an impressive 10W/2A . (Twice most competing products!) A select best-selling product bundle from Gomadic Corp, one of the leaders in consumer electronic charging accessories since 2001. Backed by our Gomadic Lifetime Warranty. Quality products protected by a quality guarantee.