3.5A, Variable Speed Jig Saw With Quick Clamp, Patented Sightline&tmreg. Channel Improves Visibility To Cut Line & Improves Accuracy, Exclusive Quick Clamp&tmreg. Tool Free Bade Change For Quick & Easy Blade Changes, Blade Roller Support Provides Accurate Cuts & Extends Blade Life, Blade Storage Compartment For On-Board Blade Storage, Dust Blower Clears Debris From Cut Line & Improves Accuracy, Conveniently Designed Lock-On Button Reduces Fatigue, Contoured 2-Finger Variable Speed Switch Provides Controllable Cutting.