Nikon MB-D3100+ for Nikon D3100/D3200/D5300 (with Remote) Battery Grip – Wasabi Power
Neewer Professional Vertical Battery Grip Replacement for Nikon D3100/D3200/ D3300/D5300 SLR Digital Camera, Works with 1 or 2 Pieces EN-EL14 Batteries
Andoer Vertical Battery Grip Holder for Nikon D5300 D3300 D3200 D3100 DSLR Camera EN-EL 14 Battery Powered with IR Remote Control
EACHSHOT D3100 Battery Grip for Nikon D3100 D3200 D3300 AS BG-2F SG-2F | Eachshot.com