GreenWorks 20062 7 Amp 2-in-1 Corded 10" Pole Saw/Chainsaw 7 Amp motor provides maximum power to help you get your job done faster and efficiently with with this versatile design 10" steel bar and chain for high performance cutting and trimming Automatic oiler applies oil when needed to ensure longer cutting capabilities Tool-less chain tensioning adjustment enables you to easily check and tighten your chain for the best use Pole extends to 10 ft. for extended reach and collapse to 5 ft. for the best trimming with an innovative design that also converts from pole saw to handheld chainsaw for multiple use