The Duracell 376 377 SR626SW 1.5V Silver Oxide Watch Battery is a high-quality coin/button cell designed for use in a variety of devices. With a long expiry date and a voltage of 1.5V, this battery is suitable for both high and low drain applications. Manufactured by Duracell in Switzerland, this mercury-free battery is reliable and efficient, making it a great choice for powering watches, hearing aids, and other small electronic devices.