Dewalt DCS574W1 20V Max* Xr® Cordless Brushless 7-1/4 In Circular Saw With Power Detect Tool TechnologyDewalt DCS574W1 The new range of DEWALT 20V MAX* XR tools with POWER DETECT tool technology helps maximize performance with high capacity XR batteries . Using the 20V MAX* 8Ah battery, the DCS574 Circular Saw will output up to 54% more power vs. the DCS570 Circular Saw with a DCB205 battery. Features POWER DETECT Up to 54% more power** Maximum depth of cut of 2 9 16 in. at a 90 Maximum depth of cut of 2 in. at a 45 Electric Brake stops the blade after