Significant Services Johnson Level Tool 40-6705 One-Sided Rotary Laser Detector w/Clamp Brand: Johnson Color: Orange Item Weight: 0.32 DESCRIPTION This laser detector is ideal for using red beam rotary lasers outdoors, in high ambient light conditions or whenever the human eye cannot see the laser beam by quickly and accurately locating the laser signals. Accuracy is never a problem thanks to the audible and ultra bright LED indicators that allow for precise leveling. And the included clamp easily attaches the laser detector to grade rods for determining differences in elevation. RED BEAM DETECTOR: This Johnson Laser Detector is ideal for using red beam rotary lasers outdoors; in high ambient light conditions or whenever the human eye cannot see the laser beam by quickly and accurately locating the laser signals. CLEAR DISPLAY: The laser visibility tool has a back-lit LCD displays for easy reading and fine/coarse detection settings; the detector displays the information you need to get your leveling job done quickly and easily. SAFETY INDICATORS: This laser detecting device features audible and visual indicators to ensure accurate leveling as well as safety. The indicators warn workers with the help of LCD/LED indictors for precise leveling. SECURE ATTACHMENT: An included clamp helps attach the laser detection device to grade rods for hand free use. This helps measure and determine the difference in elevations with ease. PRODUCT SPECIFICATIONS: This One-sided Laser Detector w/Clamp for Red Beam Rotating Lasers includes a red beam detector; 2 "AAA" batteries; and clamp.