GP Batteries Non-Rechargeable Batteries Button cell 620997 - GP GPCR2016STD215C2, The GP GPCR2016 button cell is a lithium battery with a voltage of 3V, available in a pack of 2 pieces. Manufactured by GP, it is commonly used in wristwatches, calculators, and other compact electronic devices. It is ideal for providing reliable and consistent power in portable applications. GP GPCR2016STD215C2 Button Cell 3V 2 pieces High Energy Density Lithium