Opteka GPN-1 Geotag GPS & Shutter Release Cord for Nikon D3, D3S, D3X, D4, D700, D300, D300S, D2X, D2XS, D2HS, D200, D5000, D5100, D5200, D3100, D3200, D7000, D90 and D800 DSLR Cameras Works for Nikon D3, D3S, D3X, D4, D700, D300, D300S, D2X, D2XS, D2HS, D200, D5000, D5100, D5200, D3100, D3200, D7000, D90 and D800 DSLR Cameras geotags your images with valuable information such as latitude, longitude, altitude and time information Bonus remote cord (included) plugs right into the GPN-1 and allows the shutter to be released from a distance. Powered by your camera. No batteries required 1 Year Warranty