Battery Charger For Nikon Df and Nikon D3100, D3200, D3300, D3400, D3500, D5100, D5200, D5300, D5500, D5600 Digital SLR Camera - AliExpress
Best Buy: Nikon Rechargeable Lithium-Ion Battery for Nikon D3100 Digital Cameras 27017
Battery charging the Nikon DSLR camera - YouTube
Nikon MH-24 Quick Charger
Amazon.com: UltraPro Nikon D3100 Digital Camera Battery Charger (110/220v with Car & EU adapters) - UltraPro Replacement Charger for Nikon MH-24 Charger : Electronics
Amazon.com : Nikon MH-24 Quick Charger for EN-EL14 Li-ion Battery compatible with Nikon D3100 DSLR, D5100 DSLR, and P7000 Digital Cameras : Electronics
EN-EL14/EL14a Replacement Battery (2 Pack) and Smart – ENEGON