Amazon.com: Bosch GLL 3X Professional Cross Line Laser level with 3 lines by Bosch Professional : Tools & Home Improvement
BOSCH REVOLVE900 GRL900-20HVK Exterior 1000ft Range Horizontal/Vertical Self-Leveling Cordless Rotary Laser Kit with Tripod, 8ft Grade Rod and Laser Receiver , Black - - Amazon.com