The Dewalt DW089K is a 3 Way Self-Levelling Multi Line Laser used for marking Horizontal, Vertical and Side Lines.

Accessories include:-
Wall mount bracket
Heavy-duty carrying case
4 x AA size alkaline batteries
Indoor Visibility Range 15 m
Tripod connection 1/4inch
Power Supply 6.0V - 4 x AA
Self-Levelling Range +/-4 °
Type de laser 2, <1mW
Direction of beams vertical/horizontal/side
Number of beams 3
Accuracy +/-0.3 mm/m

Specifications:-
Overmolded housing helps maintain calibration under jobsite conditions
An adjustment dial for fine line movement (vertical & side)
Built in magnetic pivot bracket mounts easily on metal surfaces
3 button operation and low battery indication for ease of use
Self-levelling multi line laser is accurate to ±0.3 mm/m in levelling applications
Self-Levelling up to 4 degrees surface angle with automatic out of level indication, marks a levelled line in seconds.