OpenClose GLL 2 Self-Leveling Cross-Line Laser The Bosch GLL 2 Self-Leveling Cross-Line Laser is a compact leveling and alignment solution. It features the Smart Pendulum System, which self-levels and indicates out-of-level position. The system offers a switch slider to lock for secure transport. Easy-to-use one-button operation allows the user to choose among cross-line, horizontal or vertical modes, depending on the application, and it provides an accuracy of ±3/16 In. at 30 Ft. The unit includes a flexible mounting device that can clamp to practically any interior surface for maximum versatility. The manual mode allows the user to lock the cross-line, so the operator can lock the line and set the level at any desired angle. INCLUDES (1) GLL 2 Self-Leveling Cross-Line Laser (1) MM 2 Flexible Mounting Device (2) AA Batteries BENEFITS Horizontal, vertical and cross-line modes – project two lines independently or together for a wide array of level and/or alignment applications One-button operation – easily selects among horizontal, vertical, and cross line modes Flexible mounting device – clamps to multiple surfaces for quick and easy setup Smart Pendulum System – self-levels and indicates out-of-level position Manual mode – locks the line and sets the level at any desired angle Ergonomic, compact and lightweight – easy to use, easy to store Features 1/4 In.-20 tripod thread – for use with included mounting device or standard tripod Specifications Dimensions 3-1/8” x 1-5/8” x 3-3/4” Height 3.75" Laser Beam Color Red Laser Diode Class IIM 650nm, = 1 mW Length 3.125" Leveling Type Self-Leveling, Up to 4° Material Composite Mount Threading 1/4-20 Number of Beams 2.0 Range Up to 30-ft.