4 x 360° Lasers Coverage: Our rotating laser level has a clear and bright laser beam with ± 1/9 inch at 33 ft high accuracy, 100 ft working distance. The 360° laser planes can be easily selected using separate H and V buttons, depending on the specific application on the job site. Fast Charging: Our laser level features a rechargeable 3.7V battery which offers an estimated 8 hours of operation. The laser tool is also equipped with a Type-C charging port for continued use on the job site when the battery dies. For a speedy charge, it can be effortlessly connected to a laptop, mobile power supply, or wall adapter. Effortless Use: The laser tool includes a magnetic mount, making it easy to attach the tool wherever you require it. Simply secure the level to a metal surface, and you're all set for hands-free operation with complete stability