The einhell bt js 400e jigsaw is a user friendly saw with all the basic functions for beginners the blade speed control electronics ensures material compatible operation whilst the dust extraction option via an adapter helps keep the workplace clean the swivel soleplate allows for miter cuts up to 45 it has a soft painted slip proof housing that provides a stable firm grip supplied with 1 x jigsaw blade for wood specification input power 400 watt strokes at no load 500 3000min stroke length 18m