The automatic, self-leveling Spectra Precision� Laser HV101 Laser is a professional tool with an economical price tag. The HV101 laser is capable of handling a wide variety of horizontal, vertical and plumb applications. It is rugged enough for the toughest jobsite and designed to survive a 3 foot (1 m) drop onto concrete. The HV101 is backed by the industry�s only 3-year instant over the counter exchange warranty. ............ Includes: HV101, Ceiling Target, RC601 Remote Control, Wall Mount, Q100206 Laser Glasses, Alkaline Batteries, Warning Card, manual, rugged carrying case.