The Pro Shot AS2 laser level tool is the class leader for delivering value in a precision slope leader. Dial-In up to a 25% slope, with resolution down to .01%. That is fine enough to set specified slopes straight from an engineer's cut sheet on a sanitary sewer project. The Pro Shot AS2 Laser uses a servo self leveling mechanism that won't let you down. The AS2 has a working radius of 1000 foot and a total 2000 diameter working range. The AS2 has leveling a accuracy of +