The Milwaukee L4 CLL REDLITHIUM USB Cross Line Laser provides an all-in-one functionality with horizontal levelling and vertical alignment. It has a 3 mode pendulum system: Manual Mode for use at any angle, Self-Levelling Mode that indicates out-of-level condition with a 4 self-levelling range, and Pendulum Lock Mode to protect components during transport. High-intensity green diodes provide uncompromised visibility, up to 4x better visibility vs red lasers. It has a robust, overmoulded construction with an IP54 rating, water/debris resistant, and can withstand up to 1m drops. The design incorporates a magnetic bracket with rear-mounted amplified rare earth magnets, 1/4in tripod thread, and a hang hole for attachment to steel and wooden stud. It also provides the laser 360 rotation, with an integrated micro-control knob for faster point-to-point alignment. A fuel gauge on the top and side of the laser allows for fast checking of the REDLITHIUM USB battery charge. Supplied with 1 x REDLITHIUM USB 3.0Ah Battery. This battery replaces up to 6,000 alkaline batteries over its lifetime. It is also supplied with 1 x Track Clip, 1 x Micro-USB Cable and 1 x Wall Plug. Specification: Level Accuracy: + 0.3mm/mWorking Range: 30m, up to 100m with DetectorSelf-Levelling Range: 4Self-Levelling Time: 3 SecondsRun Time: 8 hoursWeight: 0.90kg