VisiMax Technology: This exclusive Bosch feature maximizes laser line visibility in various job site conditions while protecting the laser diodes from overheating by constantly monitoring the tool's temperature.
Multiple Operating Modes: The tool can project horizontal, vertical, and cross lines, either independently or together, making it versatile for a wide array of applications.
Smart Pendulum System: It uses a smart pendulum system to self-level and indicate out-of-level conditions. The pendulum system also locks when the tool is switched off, ensuring secure transport and durability.
Robust Construction: The GLL 55 features an over-molded construction, providing a robust design built to IP54 standards for dust and water protection.
Magnetic Mount: It includes a strong magnetic L-bracket for versatile mounting options, such as attaching to steel studs, or it can be used free-standing with its retractable feet.
Accuracy and Range: The laser lines are visible up to 50 feet, with an accuracy of ±1/8 inch at 33 feet.

(Open Box) - see pics