EN-EL9 EN-EL9A Replacement Camera Battery For Nikon D60 D40X D5000 D3000 - AliExpress
Nikon EN-EL9 Rechargeable Lithium-Ion Battery (7.4v, 1000mAh) for Nikon D40 and Nikon D40x SLR Digital Camera
Amazon.com : EN-EL9 EN EL9a Battery Charger Pack, LP 2-Pack Battery & Charger, Compatible with Nikon D40, D40X, D60, D3000, D5000 Cameras, Replacement for MH-23 : Electronics
BM Premium 2 Pack of EN-EL9, EN-EL9A Batteries for Nikon D5000, D3000, D60, D40x & D40 Digital SLR Cameras - Walmart.com
Amazon.com : 2x Pack - Nikon EN-EL9 Digital Camera Battery and Charger Replacement with Car & EU Adapters (1300mAh, 7.4V, Lithium-Ion) - Compatible with Nikon D3000, D5000, D40, D60, D40X, EN-EL9, EN-EL9a,