Professional self-levelling multi-line laser with a working range of up to 30m. Green beam provides up to 4x improved visibility. Delivers high work efficiency with 3 x 360° lines, allowing simultaneous horizontal and vertical levelling applications. Features easy to use intuitive user interface, precise CAL Guard monitoring and remote control use with smartphone app via Bluetooth. Includes 12V Li-ion battery and can also be operated with standard AA alkaline batteries (not supplied). 1 x 2.0Ah Li-Ion Battery 30m Working Range Without Receiver Accurate to ± 0.2mm/m Generates 3 Lines 3 Point Horizontal & Vertical Lines IP54 For Indoor & Outdoor Use ABS Plastic Construction 1 x 2.0Ah Li-Ion Battery 30m Working Range Without Receiver Accurate to ± 0.2mm/m Generates 3 Lines 3 Point Horizontal & Vertical Lines IP54 For Indoor & Outdoor Use ABS Plastic Construction