The is a Digital Laser Detector with a heavy duty clamp and a 100% waterproof design. It is consistently accurate regardless of beam size and works well with all types of rotary lasers.

DeWALT® Guaranteed Tough® Digital Laser Detector, For Use With: DW074, DW079 Rotary Laser, 2000 ft Range, +/-1/8 in Accuracy

• Consistent accuracy, near and far, regardless of beam size
• 100% waterproof design, can be hosed off when dropped into concrete
• Durable windows help prevent nail and screw puncture
• Adjustable volume control high, low and mute, 110 dB (high) can be heard on the noisiest jobsites
• Compatible with all rotary lasers (interior, exterior, visible, and invisible), extends the operating range of most lasers to over 1000 ft
• Heavy duty clamp for job site durability
• Front and rear LCD displays for easy viewing
• Automatic shutoff turns off detector if inactive for 30 min to conserve battery life