Nikon D3000 replacement battery not working: Nikon DX SLR (D40-D90, D3000-D7500) Talk Forum: Digital Photography Review
Nikon D3000 Troubleshooting - iFixit
Nikon EN-EL9 Battery - D5000, D3000, D60
Nikon D3000 10.2mp Digital Camera w/ 18-55 f3.5-5.6G S/C 4,825
Amazon.com : STK EN-EL9 Battery Charger for Nikon D3000, D5000, D40, D60, D40X SLR Cameras, MH-23 and Nikon EN-EL9 / EN-EL9a Batteries : Digital Camera Battery Chargers : Electronics
Cameron Sino Battery For NIKON EN-EL9 D3000,D40,D40A,D40C,D40X,D5000,D60,DSLR-D40,DSLR-D40A,DSLR-D40C 1000mAh / 7.40Wh _ - AliExpress Mobile
Amazon.com : Wasabi Power Battery (2-Pack) and Charger for Nikon EN-EL9 and Nikon D40, D40x, D60, D3000, D5000 : Digital Camera Batteries : Electronics
NIKON D3000 Battery - Camera Batteries
Amazon.com : STK EN-EL9 EN-EL9a Battery Replacement for Nikon D3000, D5000, D40, D60, D40X : Digital Camera Batteries : Electronics
Amazon.com : Kastar ENEL9 Lithium-Ion Digital Camera Battery for Nik D3000, D5000, D40, D60, D40X SLR Cameras and Nik EN-EL9 EN-EL9a Batteries : Electronics