The Renata 317 SR516SW is a high-quality silver oxide button cell battery designed for precise, long-lasting power in compact electronics. With a nominal voltage of 1.55V and a capacity of 11mAh, it is ideal for low-drain devices such as analog watches, calculators, and small medical instruments. This original Swiss-made battery ensures excellent reliability, leak resistance, and a long shelf life, making it a trusted choice for delicate devices requiring consistent performance.