Amazon.com : BoxWave Charger Compatible with Nikon D3100 (Charger by BoxWave) - Digital Camera Battery Charger, Car Charger for Camera Batteries for Nikon D3100, Nikon D3100 | Coolpix P7000 : Digital Camera
Amazon.com : BoxWave Charger Compatible with Nikon D3100 (Charger by BoxWave) - Digital Camera Battery Charger, Car Charger for Camera Batteries for Nikon D3100, Nikon D3100 | Coolpix P7000 : Digital Camera
Amazon.com : Gonine EH-5 Plus EP-5A Power AC Adapter Kit (NIKON EL-14/ EL-14a Battery Charger Replacement) For Nikon D3100,D3200,D3300,D5100,D5200,D5300,D5500,Df,P7000,P7100,P7700,D7800 Digital Cameras : Electronics
Amazon.com : Battery Grip Bundle for Nikon D3100/D3200/D3300 Includes Vertical Battery Grip, 1 ENEL14A Long-Life Battery, Charger, More : Electronics
Amazon.com : BM Premium 2 Pack of EN-EL23 Batteries and Battery Charger for Nikon Coolpix B700, P900, P600, P610, S810c Digital Camera : Electronics
Amazon.com : MaximalPower Rapid Travel Battery Charger for Nikon EN-EL14 Battery Works with Nikon D3100, D3200, D5100, D5200, P7000 and P7100 Camera : Camcorder Battery Chargers : Electronics