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Bosch GLL100 Self Leveling Cross Line Laser Level [100 FT] Horizontal & Vertical Mode Electronic Laser Includes Batteries, Magnetic Mounts and Heavy-Duty Pouch Green - Amazon.com
Amazon.com: Bosch GCL100-80C 100ft 12V Cross-Line Laser with Plumb Points and VisiMax Technology, (1) 12V Max Lithium-Ion 2.0 Ah Battery and Battery Charger, RM2 Mount, and Hard Carrying Case , Black :
Bosch GLL 3X Professional Cross Line Laser level with 3 lines by Bosch Professional : Tools & Home Improvement - Amazon.com