Promote Systems GPS Receiver GPS-N-90 for Nikon D90 D5000 D5100 and D7000 Cameras

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Promote Systems GPS Receiver GPS-N-90 for Nikon D90 D5000 D5100 and D7000 Cameras

Product Description :
Immediate geotagging - no computer processing required
Dependable 20 channel GPS receiver powered by SiRF Star III chip
Supports WAAS EGNOS MSAS
No batteries required - powered directly from camera
Low power consumption for longer shooting sessions