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 : LCD USB Battery Charger for Nikon Df, D3100, D3200, D3300, D3400, D3500 Digital SLR Camera : Electronics
Amazon.com: Battery Grip Kit for Nikon D3100 D3200 D3300 D5300 Digital SLR Camera - Includes BG-N12 Battery Grip Replacement + Qty 1 BM Premium EN-EL14 Battery + Battery Charger : Electronics
EBTOOLS pour Chargeur Nikon d3100 Chargeur de Batterie Chargeur de Batterie EN-EL14 D5100 D3100 D3200 D3300 Coolpix P7000 DF Display Écran LCD Noir Battery Charger Battery Charger with Multiple prote : Amazon.fr: