Self-levelling multi-line laser with a working range of up to 30m. Red beam and high-powered diodes provides high visibility. 3 x 360° lines allow simultaneous horizontal and vertical levelling applications for highly efficient work. Features an easy to use intuitive user interface, precise CAL guard monitoring and use with smartphone app via bluetooth, allowing for remote-control use. Can be operated with 12V Li-ion battery or with standard alkaline batteries (12V battery not supplied). 30m Working Range Without Receiver Accurate to ± 0.2mm/m Generates 3 Lines 3 Point Horizontal & Vertical Lines IP54 For Indoor & Outdoor Use Bi-Material Construction 30m Working Range Without Receiver Accurate to ± 0.2mm/m Generates 3 Lines 3 Point Horizontal & Vertical Lines IP54 For Indoor & Outdoor Use Bi-Material Construction