Bosch 30 ft. Cross Line Laser Level Self Leveling with 360 Degree Flexible Mounting Device and Carrying Pouch GLL 30 S - The Home Depot
Bosch GLL55 50ft Cross Line Laser Level Self-Leveling with VisiMax Technology, L-Bracket Adjustable Mount and Hard Carrying Case, 4.4 x 2.2 x 4.2 inches - Amazon.com
Amazon.com: BOSCH GLL50-20GL 65ft Green-Beam Cross-Line Laser with VisiMax Technology, Rechargable Lithium-Ion Battery, Self-Leveling, with Magnetic Mount : Everything Else
Bosch Red 40-ft Self-Leveling Indoor Cross-line Laser Level with Cross Beam in the Laser Levels department at Lowes.com