Bosch Self Leveling Cross Line Laser GLL75 40G Green Beam (75 Ft Range 1 8 Inch Accuracy Smart Pendulum System Interior Layout Alignment) Router Bit 7V 5000 mAh Rechargeable Lithium Ion 7V 5000 mAh Rechargeable Lithium Ion Maximum Operational Runtime Up to 7 An innovative SPEED Edge slot design absorbs dynamic vibration and reduces core drag by 30% across high torque corded and cordless angle grinders utilizing a 7 8 inch or 5 8 inch arbor configuration during heavy duty wet or dry operations this laser manages internal power consumption to ensure maximum beam brightness while extending the operational lifespan of the diodes High Visibility Green Beam: Projects lines up to 4 times brighter than standard red beams for enhanced visibility in high ambient light conditions