Johnson Level & Tool 40-6529 Electronic Self-Leveling Horizontal & Vertical Rotary Laser Kit

KEY FEATURES Designed for indoor and outdoor applications Electronically-controlled dual slope feature Electronic self-leveling horizontally and vertically Laser beam modes include dot, two adjustable line lengths and two rotational speeds Two rotational speeds: 300 and 800 RPM Visual and audible alarms when beyond leveling range Height of Instrument/Tilt alarm function ensures product accuracy