GRL400H Self-Leveling Rotary Laser with Laser ReceiverProduct ReviewP Click on the link for more reviewsPRobust design with glass enclosed cage for better protection and waterdust resistance (IP65)PLong working range with accuracy-Up to 332-Inch at 100-FeetPFull range of accessories including LR1 rotary laser receiver for maximum working rangePRange: 1300-Feet (400m) with detectorPLaser Diode: 65nm class 2P