Centrifugal air cleaning system removes larger dust and debris particles before reaching the air filter. * Combined start/stop switch, Smart Start and fuel pump make the saw very easy to start. * Increased comfort with soft inlay, ergonomic trigger and asymmetrical handle. * X-Torq engine delivers lower fuel consumption and reduced exhaust emission levels in accordance with the world?s most stringent environmental regulations. * Non-CARB Compliant/Not For Sale In California * Purchase this Husqvarna handheld item along with 3-32 ounce cans of Husqvarna pre-mix fuel, register your product online, and your consumer warranty will be extended from 2 years to 4 years