The dewalt dw0811 360 line cross line laser simulates functionality of a rotary laser and has both a self levelling 360 line and vertical line it projects bright crossing horizontal and vertical lines it has a vertical adjust base for easy setup and fine tune adjustments the full time pulse mode allows use with a detector giving full brightness for increased visibility it has 14in and 58in thread mounts for versatility it has a durable design with over moulded housing and ip54 waterdebris resi