Self-levelling laser with an accuracy of ±0.5mm/m projects cross with additional plumb points at top and bottom to ensure precise working results. Lines and points automatically align within a very short time frame. Minimum horizontal and vertical opening angle of 120°. Features integrated ¼" tripod socket to enable use with other accessories. Laser offers 3 modes of operation, self-levelling laser cross, self-levelling laser cross with plumb points and incline function. Suitable for external and internal use.