Significant Services Johnson Level Tool 40-6516 Self-Leveling Rotary Laser Kit, 15.86" x 6.85"... Brand: Johnson DESCRIPTION Perfect for small jobsites, this rotary self levels in the horizontal plane and manually levels in the vertical plane. The rotary also features an illuminated vertical vial and adjustable rotational speeds of 200, 400 or 600 RPM. Accuracy is never a problem thanks to the visual and audible alarms that alert you when the rotary is beyond its leveling range and the locking pendulum that protects the inner pendulum during transportation. With the included tinted glasses, detector with 9V battery and clamp and hard-shell carrying case, this kit will get your jobsite up and running! For a more complete leveling setup, also consider Johnson's 40-6517 rotary laser system. ROTARY LASER LEVEL: This Johnson Self Leveling Kit is ideal for one-person application in various indoor and outdoor jobs. Perfect for small jobsites; this rotary tool self-levels in the horizontal plane and levels manually in the vertical plane. SAFETY ALARM: The rotary laser features visual and audible alarms that alert you when the rotary is beyond its leveling range and the locking pendulum that protects the inner pendulum during transportation. APPLICATIONS: This rotary laser may be used to check cut and fill; set foundations and footings; concrete pours; septic tanks and basement excavations; acoustical ceiling and drywall; align and plumb walls; level deck floors; set drainage; terracing; and more. ROTATIONAL SPEEDS: This manual rotary laser with illuminated vertical vial supports variable rotational speeds of 200-600 RPM. A variable RPM allows the user to set the laser to the speed that provides the optimum visibility. PRODUCT SPECIFICATIONS: The kit includes a Laser with 800' working diameter; NiMH rechargeable battery pack; 6V battery charger; detector with clamp and 9V battery; tripod; 13' grade rod; wall/ceiling mounting bracket; magnetic target; tinted glasses; and hard-shell carrying case. Locking compensator protects inner mechanisms 90 split beam for alignment work