![]() No Cost 5-Year Warranty offers no repair charge for parts and labor of the laser. This laser receiver also provides automatic grade matching and PlaneLok to eliminate manual slope adjustments and errors due to improper calibration or weather. With a unique fingerprint function, it is easily paired with the GL422N to detect only its laser beam and avoid conflict between other laser levels working in close proximity. The Spectra HL760 with digital readout of elevation is a highly versatile laser receiver for basic and advanced levelling and aligning applications. GL422N: With HL760 Receiver & RC402N Remote Control.This slope laser uses NiMH batteries and works up to 35 hours of continuous use. It can also withstand drops of up to three feet onto concrete and tripod tip-overs up to five feet. With an IP66 rating, this laser level is dust-proof and can be used in heavy rain. It also has a selection of sensitivity for accurate results even in high winds or on high vibration job sites. The Spectra GL422N has an out of level alert that shuts off the grade laser if it is knocked out of place to prevent inaccurate readings. With a working of up to 330 feet, this radio remote gives the ability to make long-range grade changes and automatic alignments. The Spectra RC402N full-function remote control comes optional with the GL422N grade laser and offers an easy to use menu-driven interface. For anchor bolt and form alignment, it self-plumbs in the vertical position and can be mounted on a 5/8-11 tripod thread vertically or horizontally. The GL422N is also self-levelling horizontally and vertically within ±5 degrees and has an accuracy of ☑/16 inch per 100 feet. With a working range of up to 2,600 feet, it has a grade capability of –10 to +15 percent on both axes. This rugged, automatic slope laser provides contractors with accurate levelling, grade, and vertical alignment. The Spectra Precision GL422N Dual Grade Laser was designed for a wide range of general construction, site preparation, and excavations. Overview for the Spectra Precision GL422N Grade Laser With Vertical Alignment
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