The DEWALT DCE088NR Self-Levelling Red Cross Line Laser projects bright crossing horizontal and vertical lines. It has a variable blink sequence for manual mode and a full-time pulse mode, for use with detector whilst maintaining full brightness for visibility. The laser is fitted with a locking pendulum to help prevent damage to internal components. The integrated magnetic, pivoting base has a 1/4in thread. IP65 rated, against projected water and dust damage. Bare Unit - No Battery or Charger supplied. Specification Laser Class: 2, Level Accuracy: ±3mm@10m.Self-Levelling Range: 4°.Visibility Outdoor/Indoor: 15m (50m with detector).Thread: 1/4in.