The product is a pack of 10 Philips LR44 1.5V batteries, also known as A76, LR 44, AG13, and 357. These batteries are single-use alkaline batteries with a long expiry date, making them suitable for low-drain devices. Manufactured in China, these batteries are reliable and long-lasting, perfect for various applications in the Sound & Vision category. With a voltage of 1.5V, these batteries are a convenient and efficient power source for your devices.