Bosch 26X Automatic Optical Level GOL26 SELF-LEVELING: The Bosch GOL 26 Optical Level features a self-leveling compensator with lock to protect the pendulum against damage when transporting. POWERFUL: With a powerful 26x magnification, the level allows for a working extended range of 330-feet. The GOL 26 provides excellent accuracy of 1/16-inch at 100 feet. DURABLE: Featuring all metal housing and IP54 protection for weather resistance and durability, the level is protected and durable. The magnetic dampening system quickly settles the system and reduces the effects of jobsite vibration VERSATILE: The optical level offers both horizontal and vertical crosshairs and stadia lines to measure level and alignment and to also estimate distance. EASY SET-UP: The circular bubble vial with a 90-degree prism allows for easy, fast set-up and alignment.