Gomadic Advanced Coby Kyros MID7127 compatible AA Battery Pack Charge Kit &ndash; Portable power built with upgradeable TipExchange Technology Built using the unique Gomadic TipExchange Technology that protects your investment by providing the ability to upgrade charging ports by simply swapping physical connectors. Specification: Input Voltage (4 X AA Batteries), Cable length (6 inches), Dimensions (5.0 X 1.5 X 0.75 inches), Circuit Design (Coby Kyros MID7127 specific), TipExchange enabled (Yes) Integrated circuitry regulates output voltage specific to the Coby Kyros MID7127. Advanced logic maximizes overall charger efficiency. The rugged composite design is built to last. This product is backed by our comprehensive Gomadic Lifetime Warranty. A must have accessory for the frequent traveler, camper or heavy Coby Kyros MID7127 user.