The PocketWizard NM4-P Nikon D70s/D80 Cord when connected to the camera’s remote cable socket enables remote camera shutter triggering by the PocketWizard radio slave set.This PocketWizard pre-trigger motor drive cable keeps the camera constantly in awake mode enabling instant capturesThis cable also allows you to switch on and off the pre-trigger modeThe 3' PocketWizard NM4-P Nikon D70s/D80 Cord is compatible with Nikon DSLR cameras that comes with 4-pin remote socketThis 4-pin remote socket cable works with all Nikon cameras that accept Nikon MC-DC 1 trigger cord