The DEWALT DW088CG Cross Line Green Laser is self-levelling up to 4 and accurate to & plusmn0.3 mm/m in levelling applications. It has an integrated magnetic pivoting base with 1/4in thread for use with tripod. With automatic out of level indication that can mark a levelled line in seconds and maintains full brightness for visibility. The body of the level is IP54 rated, meaning it is resistant to debris/water. The overmoulded housing and thick glass protect the tool and help maintain calibration under jobsite conditions. Full-time pulse mode allows use with detector. Works with DE0892G detector (not supplied) up to the distance of 50 metres. Specification Laser Class 2, Level Accuracy & plusmn3mm@10m Self-Levelling Range 4 Visibility Indoor 20m Thread 1/4in Power 3 x AA batteries (supplied)