GUARDIAN WARRANTY: Laser Reference Pro Shot Laser Transmitters models L4.7, L4.7 Magnum, AS2, AS2 Magnum and R7 receivers are warranted to be free from defects in materials and workmanship for a period of three years from the original date of purchase. Guardian provides additional protection during the first 36 months against failure or damage due to any cause, for the parts to repair internal optics and internal mechanical components of the leveling system, including the laser diode and rotating mirror for the above listed models.

L6 WARRANTY: The L6 laser transmitter is warranted to be free from defects in workmanship and materials for a period of two years fro the date of new purchase.