DeWalt 3 Beam Self Levelling Laser Pointer DW083K-XJ FEATURES Self levelling 4 beam laser is accurate to + 0.2mmm Self levelling to 4 degree surface angle Focused laser beam keeps dots small over long distances for improved accuracy and visibility Locating magnets holds laser to metal SPECIFICATION Voltage: 6v Battery Size: 4 x LR6 (AA) included Laser Power: 1.5mW Laser Class: 2 Wave Length: 630-680nm Protection Class: IP54 Self-leveling Range: +/-4 degrees Operation Temperature: -10-50ºC Receptacle Thread: 6.35mm (1/4\") x 20 TPI Weight: 0.55g Width: 55mm Length: 135mm Height: 100mm