Gomadic USB Charging Data Coiled Cable for the Amazon Kindle Paperwhite Will charge and data sync with one unique TipExchange enabled cable Included TipExchange technology enables cable to be easily upgraded by simply switching the physical connector plug. Specific connection for the Amazon Kindle Paperwhite is included, with additional connectors for thousands of other devices available separately. Specification: Cable length: (12 to 30 inches), Outer Shell Material: (Coiled PU), Internal Leads: 24AWG, TipExchange Connector Design (Amazon Kindle Paperwhite Specific) No additional AC power required. Uses power from the USB port of the computer to charge the Amazon Kindle Paperwhite Coiled cable can stretch when you need it and pack compactly when not in use. Product is built to last and is covered by our Gomadic Lifetime Warranty.