Experience reliable power with the Genuine Sony SR621SW 364 AG4 Silver Oxide Coin Cell Watch Battery, designed to keep your low drain devices running smoothly. With a 10-year manufacturer warranty, these batteries are a steadfast choice for everyday use. Each battery delivers a consistent 1.5V output, perfect for keeping time accurately. Crafted in Japan, the SR621SW batteries utilise high-quality silver oxide technology, ensuring long-lasting performance. The batteries are also environmentally friendly, adhering to strict Japanese standards for battery disposal.
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