Siren Marine External GPS Antenna for Siren 3 Pro Includes 10ft Cable Margin+12 Low Power: Incredibly low power

Low Power: Incredibly low power draw - perfect for offshore racing and blue water cruising

Dimensions (H x W x D): 6

621-100-DV Alternator: 100A

Thumb Adjustable Speed Dial:Wide 3000-7500 OPM (Orbits Per Minute) speed range allows for faster compounding and superior final polishing

Siren Marine External GPS Antenna for Siren 3 Pro Includes 10ft Cable Margin+12 Low Power: Incredibly low powerExternal GPS Antenna for Siren 3 Pro Includes 10' Cable Optimize GPS tracking of your boat with the External GPS Antenna. When you remotely mount the External GPS Antenna, the Siren 3 Pro will override the use of the internal GPS antenna. *Compatible with the Siren 3 Pro ONLY