The Bosch GCL100-80CG 12V max green-beam connected cross-line laser with plumb points delivers all-in-one versatility, with highly visible lines and points. They provide horizontal level, vertical alignment and plumb point transfer applications. The tool features Bosch-exclusive visi-max technology, which monitors tool temperature and power consumption to deliver the brightest line for the job. The laser Projects visible green lines up to 100 ft. , which are up to 4x brighter than standard red beams. The laser features Bosch 12V max Lithium-Ion power for extended laser Runtime during complex or all day layout jobs, provides a visible range of 100 ft. And can work with an optional Bosch laser receiver to extend that range to 165 ft. The smart pendulum system self-levels up to 4°, indicates out-of-level condition and locks for safe tool transport. The manual mode locks lines for Use at any angle. The laser comes with the RPM 2 magnetic rotating mount that rotates 360°, has a micro-fine adjustment knob and includes a ceiling grid clip.