Benefits of Rechargeable BatteriesSave Money: When used properly, rechargeable batteries can be used hundreds or even thousands of times! In fact, rechargeable batteries consume up to 23 times less non-renewable natural resources than disposable batteries. In fact, rechargeable batteries consume up to less non-renewable natural resources than disposable batteries. Disadvantages of Rechargeable BatteriesRecharging: Obviously, rechargeable batteries will need to be recharged. Product SuggestionsOnce a fringe item, rechargeable batteries are now widely available at supermarkets, convenience stores, wholesalers, and from many online retailers.