Battpit: Digital Camera Battery Replacement for Nikon D300 SLR DSLR (1500 mAh) EN-EL3E 7.4 Volt Li-ion Digital Camera Battery - Walmart.com
Nikon MB-D10 Battery Grip for D300 / D300s / D700 - Lenses and Cameras
2Pcs/lot ENEL3E EN EL3E Battery for Nikon D300 D300S D200 D100 D700 D90 D80 D70 D70s D50 D 100 D 300 D 70 D 90 SLR DSLR Cameras|en-el3e battery|battery for nikonbattery en-el3e -
Panasonic VDR-D300 Battery | 750mAh Li-ion Camera Battery – NextBatteries.com
Nikon D300 Accessories
D300 Battery Grip with Infrared Control MB-D10 Battery Grip for Nikon D300 D300S Battery Grip - AliExpress
Nikon MB-D10 D700 D300 D300s Battery Grip and BL-3 — Camera Center