If you use any device that runs with a battery, you may want to save money by getting yourself a NimH Energizer Rechargeable Batteries , instead of the usual batteries that can’t be charged. That way, you don’t have to go to a store everytime you run out of battery and purchase a new one.
Another thing to keep in mind is to buy a NimH rechargeable Energizer batteries and not the older NiCd rechargeable batteries. Why? because a NimH energizer rechargeable battery have a higher energy density and can provide up to 4 times the performance service of older NiCd (nickel cadmium) batteries for each charge, that is according to the Energizer website, Isn’t that good?
Typically you can also store NiMH Energizer Rechargeable Batteries up to 3 years as long as you store them in relatively environmentally controlled conditions.
Above’s a picture of Energizer Rechargeable AA Batteries.