Bosch GCL2-15G+RM1 Combi LaserIntroducing the Bosch GCL2 15G+RM1 Combi Laser, a compact and accurate tool designed for leveling and alignment tasks. With an accuracy of 0. 3 mm m and a self leveling range of 4, it ensures precise results every time. Weighing only 0. 49 kg and powered by 3 x 1. 5V LR6 (AA) batteries, it's lightweight and easy to handle for extended use. The laser class 2 diode emits a green laser beam at 500 540nm for enhanced visibility, even in bright conditions.