Our red exterior dual slope rotary laser receiver detects the red laser line up to 4,000 ft (dia) for quick and easy elevations. Its durable rubber over-mold housing allows it to withstand drops up to two meters. With its built-in strobe protection, it reduces interference from other light sources on the jobsite which ensures a consistent and accurate readout. Featuring automatic grade match, you can quickly find and match existing grades by accessing it through the dedicated button on the receiver. The Milwaukee® red exterior rotary laser receiver is compatible with the M18™ red exterior rotary laser (3704-21) and is backed by a 2-year tool warranty. Milwaukee® 3714 Red Exterior Dual Slope Rotary Laser Receiver