Ryobi JS481LG 4.8 Amp Corded Variable Speed T-Shank Orbital Jig Saw w/ Onboard LED Lighting System VARIABLE SPEEDS: A knob on the side of the unit allows you to work at different sawing speeds, from 600-3,000 Strokes Per Minute AN ONBOARD DUST BLOWER lets you keep your workspace clean so you can focus on the job at hand RUBBER OVERGRIP allows you to keep hold of this saw in slippery conditions ADJUSTABLE: Adjust the footplate up to 45 degrees. This is perfect for working on uneven surfaces TOOL-FREE BLADE CLAMP: No need for allen wrenches or keys to take your blades out of the tool