Green laser for superior visibility of laser spot on rough construction sites. The GLM 50-25 G Professional offers the great visibility of its green laser spot for easier targeting when measuring over long distances indoors. With its IP65 design, it is completely protected from dust particles and against jets of water, while its shock-absorbing housing ensures a 1.5-m drop resistance even on hard concrete. It features a customisable button to define preferred measurement functions or settings and vibration feedback to confirm measurements. Its intuitive user interface supports 30 languages and consists of a colour display and a Big Numbers Mode for better readability. Ideal for placing and fitting elements at wood, general, and drywall construction for electricians, HVAC installers, and plumbers. When it is used for finishing, it is perfect for painters, floor layers, tilers, and carpenters to calculate material needs. Long battery runtime with Alkaline batteries or the optional Li-ion battery pack.