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Amazon.com : DSTE® 2X EN-EL9 Rechargeable Li-ion Battery for Nikon D40 D40X D60 D3000 D5000 Digital Camera as ENEL9 EN-EL9A : Digital Camera Batteries : Electronics
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Nikon D3000 Battery Charger | Nikon D5000 Camera Battery | Nikon D40 Battery Charger - Digital Batteries - Aliexpress