Festool 561690 Carvex PSC 420 EBQ Lithium Ion Cordless Jigsaw Variable speed blade speed with extremely fast max 3,800 strokes per minute Tool-free base and base insert platform for expanded capabilities Triple blade guidance for perfectly perpendicular cuts and splinter guards for tear-free cuts Stroboscopic high-intensity LEDs for high blade visibility Brushless motor technology for light weight, more power and longer service life