Nikon D5100 Battery Door Replacement - iFixit Repair Guide
Nikon EN-EL14 Camera Battery Charger Set - KENTFAITH
Amazon.com : Progo EN-EL14 Rechargeable Li-Ion Battery for Nikon D5100, D5200, D3200, D3100, P7000 DSLR Cameras, Fully Compatible! Show Battery Life on Camera, Use Same as OEM. Retail Package. : Digital Camera