Amazon.com : Neewer Digital Timer Remote Shutter Release Trigger(Replacement for MC-DC2)for Nikon D90 D600 D610 D3100 D3200 D3300 D5000 D5100 D5200 D5300 D7000 Digital SLR Cameras : Camera Shutter Release Cords :
Amazon.com: for Nikon Remote Shutter Release,Wireless Camera Remote for Nikon D5600,D850,D5300,Z6,Z7,D800,Coolpix P1000,D750,D7200, D7500, Replaces Nikon MC-DC2 and MC-30A : Electronics
David Busch's Compact Field Guide for the Nikon D800/D800E (David Busch's Digital Photography Guides): Busch, David D.: 9781285424811: Amazon.com: Books
Mastering the Nikon D800 (The Mastering Camera Guide Series): Young, Darrell: 8601200920109: Amazon.com: Books