Spectra Precision LR60W-MM Laser Machine Receiver with wireless RD20 Remote Display, NiMH Battery, Charger, MM-1 Magnetic Mount, and Storage Case -

LR60W Laser Receiver is designed to be used as a stand-alone display receiver on grading and excavating equipment, including dozers, excavators, and backhoes Patented Angle Compensation automatically calculates and corrects the grade display for the angle of the dipper arm when excavating allowing the operator to check grade in multiple locations without moving the machine Included MM-1 Magnetic Mount quickly attaches to dipper arms of excavators and backhoes with strong adjustable magnet packs that will not slip Provides up to 8 channels of grade information plus directional out-of-beam indicators with 4 selectable accuracies for grading and 4 for excavation Versatile 360-degree laser reception works with all types of red beam rotating lasers and on all types of machinery for fast, no-hassle setup RD20 wireless remote display mounts in the cab and displays grade information and audible signals to the operator