Self-levelling cross-line laser with a working range of up to 20m for precise positioning of the lasers around the plumb points. Offers high visibility due to high-powered diodes. Features easy to use intuitive user interface and bluetooth connection paired with Levelling Remote App, enabling remote-control adjustment of the tool via a smartphone. Precise alignment of laser lines around centred plumb points with the included manual RM 2, or motorised RM 3 (not supplied). Dual Power Source allows for use with standard AA alkaline batteries or 12 V-Li-ion battery for increased flexibility (12V battery not included). 20m Working Range Without Receiver Accurate to ± 0.3mm/m Generates 2 Lines Horizontal & Vertical Lines & 2 x Centered Plumb Ports IP54 For Indoor & Outdoor Use Bi-Material Construction 20m Working Range Without Receiver Accurate to ± 0.3mm/m Generates 2 Lines Horizontal & Vertical Lines & 2 x Centered Plumb Ports IP54 For Indoor & Outdoor Use Bi-Material Construction