duracell batterij knoopcel cr1620 lithium 3vDuracell batterij CR1620 3volt litium op kaart ( 1 ) Product Description Special 1620 lithium button batteries from Duracell are batteries you can trust. They are reliable and durable and are most commonly used to power medical devices, safety equipment and other electronic devices. Duralock technology maintains the power of the battery for up to 10 years in stored condition. Information regarding the return of batteries and electrical equipment: