The Philips 9V (6F22) Heavy Duty Zinc Carbon Batteries come in a pack of 12, genuine and reliable for various applications. These batteries have a voltage of 9V and a chemical composition of Zinc-Carbon, making them suitable for both high and low drain devices in the Sound & Vision category. With a brand trusted for quality, these batteries are designed to provide long-lasting power for your devices. Ideal for use in a wide range of electronics, these batteries are a practical and efficient choice for everyday use.