General description The Makita UC4041A is a powerful 400mm electric chainsaw designed for efficiency and ease of use. It features a new adjustment lever for tool-less saw chain tension adjustment, an adjustable automatic chain oil pump, and an ergonomic soft grip for comfortable handling. The large separate-type metal spike bumper provides enhanced control while working. Technical specifications Chain Oil Capacity: 200 ml Chain Gauge: 0.050 " Chain Pitch: 3/8 " Automatic Oil Pump Chain Speed: 14.5 m/sec Bar Size: 40 cm Noise sound pressure: 90.3 dB(A) Noise sound power: 101.3 dB(A) Noise K factor: 2.5 dB(A) Input Wattage: 1800 W Vibration K factor: 1.5 m/sec Vibration: Right Handle (Rear grip): 4.3 m/sec Vibration: Left Handle (Front grip): 4.7 m/sec Net weight: 4.7 kg Other information Spike grips work-piece firmly to provide more control Oil fill level window Flat motor housing end Mechanical chain brake Double insulation Kickback brake Automatic chain oiling Comes with: Guide bar,