Bosch Professional Rotary Laser GRL 300 HVG (Green Beam, LR Receiving Cell 1G, Range: up to 300m (Diameter), in Transport Box) : Amazon.com.be: Tools & Home Improvement
Bosch GRL 300 HV Series Self-Leveling Rotary Tiger Supplies
Bosch Green 1000-ft Self-Leveling Indoor Rotary Laser Level with 360 Beam in the Laser Levels department at Lowes.com