Amazon.com: BM Premium EN-EL15C High Capacity Battery for Nikon Z5, Z6, Z6 II, Z7, Z7II, D780, D850, D7500, 1 V1, D500, D600, D610, D750, D800, D800E, D810, D810A, D7000, D7100, D7200 Digital
Amazon.com : Battery Grip Kit for Nikon D600 D610 Digital SLR Camera Includes Qty 2 Replacement EN-EL15 Batteries + Vertical Battery Grip : Digital Camera Accessory Kits : Electronics