Fotodiox ZJ01-NPF-SNYV-Adapter New NP-F to V-Mount Battery Converter Power Adapter for LED Studio Panels, Black Adapts inexpensive Sony NP-F batteries to replace a costly V-mount battery Power your lights or rig setup with inexpensive and common NP-F style batteries Fully compatible with Fotodiox LED Panel lights, Flapjack Edge light, and Factor Light Use two of the same size batteries for best results (i.e.: two NP-F750) 24-Month Manufacturer Warranty