With over 50 years of commercial and residential interior/exterior experience, PLS products stand for quality and precision. All PLS tools are designed and manufactured to meet strict quality control guidelines which produces accurate measurements for a flawless job. Durable and portable, PLS tools ensures reliable superior results every time. Accurate up to 1/8-in at 100-ft. Fully self-leveling up to 6-ft so you don't have to waste time messing with bubble vials. Use with universal base-tripod adapter for fast, accurate and dependable square layout for flooring-tile, framing (metal stud or wood), concrete foundations, pads and more. Relies on easy to see laser lines and advanced features to deliver consistent and money saving layout performance prized by construction professionals. When using the tool outdoors the lines can be picked up with the SLD laser detector. New up-beam now makes for additional utility for interior wall framing. For added convenience, an easy to operate adjustment wheel is built into the tool for quick, accurate alignment over a second layout point. Detector designed to provide point-to-point and line reference for layout within 250-ft indoor and outdoors. Front and back display and audible signal to locate beams outdoors. Includes: PLS90 Self Leveling Laser System - PLS-60534, PLS SLD Detector, Universal Base, Floor Target Card, Compact Carrying Case - PLS-60518, Operating Manual.