Spectra Precision HL450 Laser Receiver Detector Digital Readout Construction Tool

The Spectra Precision HL450 Laserometer is a highly versatile laser receiver for basic and advanced leveling and aligning applications. It features a digital readout of elevation that provides a numeric display of +/- 40 mm or +/-1.5 inches. Key Features: Digital readout for precise measurements, anti-strobe sensor to prevent false readings, large reception height for quick beam acquisition, durable and weatherproof design (IP67 rated), works with red and green beam lasers, audible and visual indicators for on-grade. Specifications: Reception Height: 4 inches, Digital Readout: +/-1.5 inches, Battery Life: 60 hours, Operating Temperature: -4°F to 122°F, Weight: 0.8 lbs, Dimensions: 6.6 x 3 x 1.5 inches. What's Included: HL450 Laser Receiver, Rod Clamp, AA Batteries, User Manual.