Coiled Power Hot Sync USB Cable suitable for the Garmin nuvi 57 / 58 LM LMT with both data and charge features - Uses Gomadic TipExchange Technology Specification: Cable length: (12 to 30 inches), Outer Shell Material: (Coiled PU), Internal Leads: 24AWG, TipExchange Connector Design (Garmin nuvi 57 / 58 LM LMT Specific) Included TipExchange technology enables cable to be easily upgraded by simply switching the physical connector plug. Specific connection for the Garmin nuvi 57 / 58 LM LMT is included, with additional connectors for thousands of other devices available separately. No additional AC power required. Uses power from the USB port of the computer to charge the Garmin nuvi 57 / 58 LM LMT Coiled design is the ideal compromise between durability and compactness. Quality 24AWG lead data lines maximize both charging and data speeds. Product is built to last and is covered by our Gomadic Lifetime Warranty.