The Johnson 40-6637 is a self-leveling line laser that projects a 360-degree continuous horizontal laser line with four laser dots at 90 degrees. It has an accuracy of ±1/8-inch at 50 feet and a 5/8-11 tripod thread. You also have the option for a laser detector for an extended range up to 300 feet.
360-Degree Horizontal Coverage
Producing an unbroken horizontal beam at a 360-degree radius with four laser points, this Johnson line laser provides full coverage of the area for installing partitions, aligning doors and windows, tiling and more. It also features a manual mode that allows you to tilt to extreme angles.
Self-leveling within ±5 degrees, the Johnson 40-6637 provides visual and audible alarms when it is moved beyond the leveling range. The pendulum locks securely when the unit is turned off, preserving its accuracy during transport.
Dust and Water Resistant
With an IP-54 rating, this line laser level is protected against dust and water splashes. It also works up to 10 hours using four AA alkaline batteries.
This Johnson Level line laser kit comes with a wall mount bracket, mounting strap, soft-sided carrying case, batteries and 3-year manufacturer’s warranty.