Hear every moment with long-lasting power in Duracell® Hearing Aid Batteries. The Duracell® Hearing Aid battery tab is extra-long, so it's simple to handle, and its packaging is easy to open. Duracell® Hearing Aid Batteries are color-coded, making it easy to find the size that's right for you. Recommended by the Arthritis Foundation for ease of use. Plus, Duracell® Hearing Aid Batteries will last up to four years in storage. Battery Type: Lithium; Battery Size: 312; For Use With: Hearing Aid; Voltage: 1.45 V.