Self-levelling multi-line laser with a working range of up to 30m. Bright green beam provides up to 4 x better visibility than red lines. Delivers high work efficiency in horizontal and vertical levelling applications due to 3 x 360° lines. Features an easy to use intuitive user interface and CAL guard. Operated with the included alkaline batteries. 30m Working Range Without Receiver Accurate to ± 0.3mm/m Generates 3 Lines 3 Point Horizontal & Vertical Lines IP54 For Indoor & Outdoor Use ABS Plastic Construction 30m Working Range Without Receiver Accurate to ± 0.3mm/m Generates 3 Lines 3 Point Horizontal & Vertical Lines IP54 For Indoor & Outdoor Use ABS Plastic Construction