Amazon.com : Neewer® Vertical Battery Grip for MB-D15 Works with EN-EL15 Battery or 6 Pieces AA Batteries for Nikon D7100 D7200 Digital SLR Camera : Electronics
Amazon.com: Green Extreme Multi Power Battery Grip (MB-D15 Replacement) for Nikon D7100 & D7200 DSLR Camera, Holds EN-EL15 Battery or 8 AA Batteries : Electronics
Amazon.com : Nikon D7100 24.1 MP DX-Format CMOS Digital SLR with 18-105mm f/3.5-5.6 Auto Focus-S DX VR ED Nikkor Lens : Point And Shoot Digital Cameras : Electronics
Amazon.com : Jupio JBGN013 Battery Grip Battery Grip for Nikon D7100 / D7200 (MB-D15) with a Wireless Remote Control, Black : Electronics