Maintaining a location in Bennington, Vt., Energizer is one of the leaders in battery technology in the world. It is a consumer goods company that offers a variety of solutions in the portable power, lighting, wet shave and personal grooming industries. Energizer s lithium battery is one of the world s longest lasting AA and AAA batteries. Its batteries are used in a variety of appliances, such as cameras, MP3 players and high-tech devices. Energizer s batteries come in a range of cell battery sizes that includes AA, AAA, 9V, C and D. It is a brand of Energizer Holdings, which is one of the world's largest manufacturers of primary batteries, battery-powered devices and flashlights. Headquartered in St. Louis, its product line also includes specialty batteries for hearing aids and medical devices. The company s brands, Eveready and Energizer have worldwide recognition and are marketed and sold in more than 165 countries in the world. Its subsidiaries operate over 20 manufacturing and packaging facilities in nearly 10 countries in approximately five continents.