The 18-Inch 4.0 HP 15.0 Amp chainsaw is a cut above the rest. The WORX exclusive, patented tool-free chain replacement and auto-tensioning system eliminates the headaches faced with most other chain saws. You don't need to be a lumberjack to operate a chainsaw. The auto-tension system includes a single, oversized knob that secures the bar and chain and maintains proper tension during operation-automatically.
15.0 Amp motor output delivers a more powerful cutting performance to the extended, 18 inch bar
Patented auto tension chain system prevents over tightening; stays at the right tension for hundreds of uses
Low kick back bar and built in chain brake for added safety; Chain Links : 63
Automatic oil lubrication and built in oil reservoir with window level indicator; Oil tank capacity : 200 milliliter