The EN-EL25 is a rechargeable Lithium-ion battery that is used to power the Nikon Z 50 and Z fc digital cameras. The battery can be charged using the MH-32 battery charger or it can be charged while in the camera using the EH-73P charging AC adapter.
Nikon EN-EL25 Rechargeable Lithium-ion Battery - 4241
Nikon Manufacturer Warranty