PowerBase Antenna – White Powered Fold-Down Antenna Base . The intelligent, automated folding Antenna base. PowerBase easily stows and deploys lights and antennas with the push of a button.PowerBase is the only intelligent light/antenna with object detection technology: SafeGuard Breakaway: In the event of an impact, the powerbase will safely return to a stowed position preventing potential damage to the fiberglass top. SmartDeploy Backdrive: In the event of a blocked deployment, PowerBase senses an obstruction and reverses the light/antenna back to its starting position. PowerBase is designed for worry-free installation and operation from the assembly line to the marina: Standardized mounting patterns allow for upgradeability. Intuitive control without switch limitations. PowerBase is compatible/built with the leading industry equipment: For use with antennas up to 8 ft. In length Powerbase Antenna. Compatibility: Compatible with all leading 1-1/4in threaded VHF Antennas 8ft or less in length. Required for installation not included: 7/32” & 3/4” Drill Bits. #2 Phillips Driver. Marine Grade Sealant. PTFE Lubricant. 2x 1-1/4” Fender Washers and 10-24. Nuts If Through-Hole Mounting. 2-Position SPST Switch with LED Backlight. PowerBase Antenna not included.