StageSpot offers a variety of high quality professional batteries for all your wireless power needs. We carry both Duracell ProCell and Energizer Industrial batteries in either AAA, AA, C, D, or 9 volt. These batteries are designed for the professional who needs serious power in all major industries. They are dependable, long-lasting batteries, labeled and packaged for end users and distributors in the professional and industrial marketplace. These batteries offer outstanding performance and reliability. You'll never need another style battery!