M12™ 360-Degree 3-Plane Cordless Laser Kit, 125' (38.1 m), 530 NmTwo vertical and one horizontal high intensity green lasers delivers a 250 ft. diameter visible working range with accuracy of + 1 8 in. at 33 feet Extend directional range up to 165 ft. when using range detector M12 Redlithium XC4. 0 battery delivers over 15 hours of runtime Integrated mount features rare earth magnets for secure fastening to metal studs and micro adjust dial to help users align quickly Magnetic mount is compatible with 360 Degree