The listing, Free 4pk AA Rechargable Batteries has ended.
This is (4) Rechargable AA Batteries. Great for hand held games, xbox controllers, flash lights, alarm clocks, electric toothbrushes, smoke detectors, remote control cars-boats-planes-atvs, almost anything electronic uses batteries. Why buy standard batteries that will go dead and be thrown away. Rechargable batteries can be charged over and over many times. Best of all, these are free. "Economical Power Solution for High Tech Devices"