... ,LIR2450, LIR2477 widely used in Handcharge electric Rechargeable Lithium Button Cell Battery-LIR2016,LIR2025, LIR2032, LIR2430,LIR2450, LIR2477LIR2025 Nominal voltage: 3.6V ... .5 x 8.4mm Weight: 7.8g Rechargeable Lithium Button Cell Battery-LIR2016,LIR2025, LIR2032, LIR2430,LIR2450, LIR2477