If you have a (4 inch screen related fish finders only) Garmin Stiker 4xx (any model), Echo 150, 200, 300 (any model), Echomap 4x (any model) this mount will support your fish finder and transducer mounting and powering it on your favorite float tube or inflatable pontoon/watercraft - everything you need to mount and power your Garmin 4 inch fish finder for a good long day out on the water!  Our lightest powered float tube mounting kit.  Great for hike-in excursions.
 
A 14.6V LiFePO4 battery charger comes with this 4-cell LiFePO4 (Lithium Iron Phosphate battery) based mounting kit.