Walmart offers the GreenWorks Pro 80-volt 18-Inch Cordless Chainsaw for $134.95. Choose in-store pickup to chop it down it to $129.69. Outside of the mentions below, that's the lowest price we could find by $20. It features a DigiPro 2.7-horsepower brushless motor, steel buckling spikes, and electronic chain brake. It does not include a battery or charger.
A close price: Jet.com and Amazon each charge $134.95 with free shipping.