Varta SR621 Silver Oxide Battery 1.55V 17mAh
1.79 GBP 0.87 GBP
51% Off
A compact silver‑oxide button cell delivering 1.55 V, 20 mAh capacity and weighing only 0.33 g. Its 6.8 mm diameter and 2.15 mm height make it ideal for watches, key fobs and small remote controls.