Introducing Spectra Precision’s rotary laser kits designed for both indoor and outdoor applications. These are Spectra’s hand picked packages that let professionals hit the ground running with everything they need – weather it be the laser, tripod, and grade rod packaged in an all-in-one case, just a replacement laser, or the grade matching kit – we got you covered! Included is the LL300s rotary laser (manual slope up to 5%), and HL450 or HL760 receiver, tripod, 15′ grade rod in the measurement of your choice, and an all-in-one case or regular case. Please see below for all of the package options as they are an excellent choice for anyone serious about grading, excavating, and sitework! Working range: Up to 2,500 feet diameter. Self-leveling accuracy: ±1/16th inch at 100 feet. Rotation speed: 600 RPM. Laser diode: 635 nm, Class 2. Battery life: 90 hours with alkaline batteries. Operating temperature range: -4°F to 122°F. Tripod thread: 5/8 inch x 11. Weight: 5.2 lbs (2.4 kg).