The Earthwise 18" electric chainsaw gives a silent cut without emitting fumes. It is easy, comfortable to use, and comes fully assembled right out of the box. To start a cutting task, simply fill up the chainsaw auto oiling system with bar and chain lubricant, and it will be ready for extreme cutting action in the yard. The Earthwise Power Tools by ALM Corded Electric Chainsaw is a high-performance chainsaw that is powerful, yet easy to use. It starts easily every time without a mess. This electric chainsaw has a 18" bar and chain with a tool-free chain adjustment for all your outdoor cutting needs. There is an automatic oiling system with an oil level window to keep your chainsaw lubricated at all times, so you get uninterrupted cutting action.