There are actually several types of Black and Decker Batteries but the most frequently used are the wireless tool Versapak batteries. Based on the cordless tool that you own, it’s possible to obtain them in 9, 12, 14.4, 18 and 24 volts power rating. They are also available in the market in Pod-style and Slide-type battery pack; these two have actually a different mounting orientation and usually are not compatible.
You can also purchase them in several type of Black And Decker battery cell for example Nicad, NiMH and the ultra powerful Lithium Ion. Nickel Cadmium is the least expensive and the common form of battery cell, they are almost always free when you purchase a brand new cordless tool. In case you are looking for a good quality replacement battery, you might want the Nickel Metal Hydride, they last longer than Nickel Cadmium but relatively costly. For professional use you can use the Lithium Ion battery, it can hold almost six times than Nickel Cadmium and it’s the most expensive between the three.
Lithium Ion batteries are normally used in manufacturing compact style batteries as it can take the equal degree of power as the other form of battery cell using a percentage of the size. Almost all B&D batteries incorporates the “no memory” technology which allows you to recharge it even its not completely drain, once you are finished doing the job simply load it in the charger and have it ready for the following project.

