Laser Level, HYCHIKA 50 Feet Cross Line Laser with Dual Modules, Self Leveling Laser Level, Switchable Self-Leveling Vertical and Horizontal Line Construction Picture Hanging, Battery Included - - Amazon.com
The L600 Crosshair Line Generator is industrial tough and loaded with extras
30 ft. Self-Leveling Cross Line Laser Level
OXLasers 650nm Adjustable Red Cross Line Laser Module for Positioning Cross Laser Alignment Locator (Cross Line) - - Amazon.com
Green laser cross lines generator
Huepar Green Beam Cross Line Laser Level Self-leveling Laser Levels Tool with Motion Sensor & Li-ion Battery E011G - Walmart.com
Milwaukee Green 100 ft. Cross Line and Plumb Points Rechargeable Laser Level with REDLITHIUM Lithium-Ion USB Battery and Charger 3522-21 - The Home Depot
Johnson Level Red Industrial Alignment Cross-Line Laser Level 110V AC | 40-6230 | Johnson Level & Tool Mfg Company
5mW 650nm Red Laser - Adjustable Cross - Crosshair Laser - BC Robotics