From 30 to 82 pounds of thrust with 12 or 24-volt power optionsVariable speed models feature Digital Guardian speed control. Completely sealed and protected from heat moisture, corrosion and shock, greatly improving durabilityImproved efficiency results in extended battery life and more time on the water (variable speed models)Quiet, smooth operation lets you get closer to the fishExtending twist-tiller handle on these FW Series hand control modelsCompact, lightweight lower unitsGo shallow, faster and more quietly, with the all-new tapered hub, 3-blade weed-free Machete III prop (designed by Mercury Propellers)