three AA Replacement Cable Set with Two Inactive inserts Inline on/off control, battery are stored in cells, USB power supply without removal

Replace three AA batteries: this 4.5V cable replaces three 1.5V AA batteries and allows a compatible device with three to draw power from one USB source Configuration with three inserts: A wired battery-shaped insert and two inactive inserts occupy one AA compartment with three to transfer the 4.5V power supply via USB cable Inline power supply control: the USB A connector draws its from a supported USB source, while the on/off control controls the setup without having to remove the battery inserts Confirm device requirements: use with devices designed for three 1.5V AA batteries and a 4.5V supply; supported sources include a USB wall adapter, a portable USB power supply, a vehicle USB adapter or a USB power supply Complete 1 set: package includes one wired battery insert with USB cable and two inactive battery inserts for one AA compartment with three