The Hearing Aid 312 disposable zinc-air battery is specifically designed for use in hearing aids. With a voltage of 4 volts, this battery provides a reliable power source that is essential for the optimal functioning of hearing aids. The batteries are available in a convenient sales unit of four pieces, allowing for easy handling and convenient replacement. The size A312, also known by the designations 312, PR41, V312A, DA312, and 312A, ensures broad compatibility with various hearing aid models. These zinc-air batteries are not rechargeable and are characterized by a long lifespan, making them an ideal choice for individuals who rely on continuous hearing support. The use of high-quality materials ensures reliable performance and a consistent power output, which is crucial for the user-friendliness of hearing aids. These batteries are a practical solution for anyone who values an effective and long-lasting power source for their hearing aids.