Ultramodern design makes the DF9.9B EFI one of the most technically advanced, portable outboards on the market today. This is the world’s first 9.9 HP outboard motor designed with Lean Burn and Battery-Less Electronic Fuel Injection. The Suzuki EFI system is first in the industry’s horsepower class to work without a battery. The DF9.9B EFI is the smooth running “Next Generation” four-stroke, which delivers quick starts, great acceleration, astounding performance and superior fuel economy.