Purchasing a battery charger and some rechargeable batteries will be quite beneficial if you and your family use many AA or AAA batteries. You may find that these batteries are rather expensive, but it is an investment that will pay off over time. You can expect to pay anywhere from $1 up to $5 for just one AA or AAA rechargeable battery, but you will be able to use each battery over and over and over again. With an average of 1,000 charges per rechargeable battery, that one battery has now evolved into the equivalent of 1,000 batteries. And for only $15 the battery charger is priced right. The initial investment to convert to rechargeable batteries is very economical. It is an added incentive that you will not be throwing away a bunch of batteries, which helps the planet. Today's battery chargers now perform their duty much more competently. completely recharge your batteries. Subsequently that, "quick chargers" became available. Now, recharging batteries could be done in as few as two to five hours, reducing the charging time by half. Ultimately, a battery charger capable of recharging batteries in one hour, hit the market. Rechargeable batteries became dramatically more practical with this technology. gains in technology, you can now purchase battery chargers that will do the job in as little as 15 and 30 minutes. There are, however, shortcomings associated with quick chargers, including a shorter battery life. Recharging batteries with high power chargers at such an accelerated speed, causes injury to the battery. With technology constantly changing and improving, we can be hopeful that there will be a rectification to this problem soon. You will have to choose between the convenience of a quick charger and the long term benefits of first-rate battery life. Nicads (NiCd) and Nikel-metal hydride (NiMH) are the two kinds of rechargeable batteries that you have to choose from. A downside to the NiCd batteries is that they lose their volume to charge quicker as a result of their inability to adequately hold memory. It will fix this dilemma if you ensure that the battery is totally drained before you begin charging it. Refrain from disconnecting a battery that is in the process of being charged. Your NiCd battery will perform at it's optimum level if you steer clear of these basic missteps. NiMH batteries will not experience these deficiencies due to memory issues. This allows for NiMH batteries to be charged even if a portion of the charge remains. There will also be no prolonged effects due to interrupting the charge. So, because of their longer life, NiMH batteries will be the superior selection. If, however, you are concerned with conserving electricity and saving time, then the quick charge battery chargers will be the better choice for you. Comparing the faster battery chargers to the models of years past will certainly prove that the quick chargers are more competent. It will only take several charges to substantiate the benefit of your higher priced investment. You may find that you will spend approximately $100 to outfit yourself with rechargeable batteries and a battery charger. You will quickly understand the advantage of this investment when month after month you spend no additional money on batteries. Additionally, you have just freed up landfill space and done your part to defend the environment. Author Box