Specifications Range up to 2,000 feet with a laser receiver Accuracy ±1/8-inch at 100 feet Self-leveling within ±3.5 degrees Manual-leveling in the vertical plane with a 90-degree split beam Self-leveling in the horizontal plane Rotation speed: 150, 200, 250, 300 RPM Laser beam mode: Dot and 2 line lengths IP66 dustproof and water-resistant Product DescriptionReliable and robust, the Johnson 40-6532 Self-Leveling Rotary Laser Kit is self-leveling within ±3.5 degrees and is perfect for most indoor and outdoor applications. With an accuracy of ±1/8 inch at 100 feet, it can operate with an interior range of up to 200 feet and an exterior range of up to 2,000 feet with a laser receiver. For a more effective leveling experience, this rotary laser level is self-leveling in the horizontal plane.This Johnson Level Self-Leveling Rotary Laser also includes a manual-leveling in the vertical plane with a 90-degree split beam. To protect the inner pendulum during transport, it comes with a locking mechanism. Also, this Johnson Level laser has a rotation speed of 150, 200, 250, and 300 rotations per minute. Plus, the laser beam modes include dot and two adjustable line lengths.Constructed of durable plastic with heavy rubber molds, the Johnson 40-6532 can easily endure the harsh environment of most construction sites. With an IP66 rating, the 40-6532 laser is protected against dust and water splashes. As an extra feature, it has a 5/8-11 center screw thread that is compatible with most tripods. In the Box 40-6539 Package Johnson 40-6532 Self-Leveling Rotary Laser Kit NiMH rechargeable battery pack 6.4-volt battery adapter 4 x C-cell alkaline battery compartment (battery not included) Sinlge Display Laser receiver with clamp Remote control 9V batteries for laser receiver and remote control Tinted laser glasses Hard carrying case User manual 3-year manufacturer's warranty 40-6532 Package Johnson 40-6532 Self-Leveling Rotary Laser Kit NiMH rechargeable battery pack 6.4-volt battery adapter 4 x C-cell alkaline battery compartment (battery not included) Dual Display Laser receiver with clamp Remote control 9V batteries for laser receiver and remote control Tinted laser glasses Hard carrying case User manual 3-year manufacturer's warranty