Keep your watches and small devices running smoothly with the SR626SW / 377 Button Cell Battery (1.55 V). Each battery is made from high-grade silver oxide chemistry for stable performance, long service life, and safe usage. This Pack of 5 batteries is compatible with all leading watch brands and precision electronics. Whether you�re a watch technician, hobbyist, or everyday user, these reliable cells deliver dependable power whenever you need it. ? Replaces: SR626SW, SR626, 377, AG4, LR626, 177. ? Ideal For: Watches, Calculators, Toys, Laser Pointers, Remotes, Thermometers & more. ? Voltage: 1.55 V (Silver Oxide Type). ? Shelf Life: Up to 3�5 years (depending on usage & storage conditions). Upgrade your power source today with premium SR626SW button cells, trusted by watchmakers and professionals worldwide.