The Makita DUC353 Brushless Chainsaw is powered by 2 x 18V Li-ion batteries in series to supply energy to the powerful 36V DC motor drive system. The speed is controlled via the variable speed trigger and the motor is constantly monitored for even cutting speeds. It has an adjustment lever for easier tool-less tension adjustment of the saw chain. It also has adjustable, automatic chain lubrication system and an oil capacity display. The chainsaw is fitted with a large separate-type metal spike bumper. The spikes grip the work-piece firmly to provide more control. For increased user safety there is an electric chain and a kickback brake. The handles of the chainsaw are covered with an ergonomic soft grip for improved handling. Bare Unit, No Battery or Charger Supplied. Specification Bar Length 35cm Chain Speed 0-20m/s. Chain Gauge 0.043in, Pitch 3/8in Oil Tank Capacity 200ml Weight 5.2kg