Featuring GreenBright technology, the Johnson 40-6543 Green Beam Self-Leveling Rotary Laser offers 400% more visibility than standard red beam lasers. Self-leveling within ±3.5 degrees, it can operate an interior range up to 400 feet and an exterior range up to 1,200 feet with a laser receiver. This rotary laser offers an accuracy ±3/16 inch at 100 feet.

This green beam rotary laser self-levels in the horizontal plane and manually levels in the vertical plane with a 90-degree split beam. Also, it comes with a rotation speed of 150, 200, 250, and 300 rotations per minute and three scan angles of 0, 30 and 60 degrees. For reliability, it features a locking mechanism and visual and audible alarms.

With an IP66 rating, this rotary laser level is dustproof and water resistant. It can operate up to 16 hours with rechargeable battery pack and up to 15 hours with alkaline batteries. As an additional feature, this self-leveling laser has a 5/8-11 tripod thread for an easy tripod mounting.