40 cm (16”) bar length More torque for improved cuttinng experience Tool-less tensioning Excellent ergonomics achieved through reduced elevated weight PowerSharp® chain, 3/8 in. Low Profile® with 1.3 mm (.050”) gauge Automatic oiler with 150 ml tank capacity No load chain speed 14.2m/s Weighs 5.4 kg (12 lbs.) with 2.4 Ah and 4.0 Ah Battery Packs PowerSharp® Sharpening System With the built-in PowerSharp® Sharpening System, there‘s no more downtime due to dull chain. Simply pull the PowerSharp lever for 4 seconds and the chain works like new. With PowerSharp, you can sharpen on the saw, on the job, in seconds.