Varta AG, through its subsidiaries, researches, develops, produces, and sells microbatteries, household batteries, and energy storage solutions worldwide. It operates in two segments, Lithium-Ion Solutions & Microbatteries and Household Batteries. The Lithium-Ion Solutions & Microbatteries segment offers zinc-air batteries primarily for use in hearing aid devices; lithium-ion battery solutions for wireless headphones; wearables, which include medical devices to measure hypertension, blood sugar, and other bodily functions, as well as the power supply for COVID19 antibody tests; and rechargeable battery solutions for industrial and original equipment manufacturers for use in various applications, such as servers, car keys, alarm systems, or smart meters. This segment is also involved in the development, system integration, and assembly of lithium-ion battery packs for portable industrial, communication devices, electric power tool, home, garden, and medical applications. The Household Batteries segment offers household batteries, rechargeable batteries, chargers, power banks, lights, and energy storage systems. The company was founded in 1887 and is headquartered in Ellwangen, Germany. Varta AG is a subsidiary of Montana Tech Components AG.