SKIL Self-Leveling Red Cross Line Laser, LL932301 - Walmart.com
SKIL 100ft. 360° Green Self-Leveling Cross Line Laser Level with Horizontal and Vertical Lines Rechargeable Lithium Battery with USB Charging Port, Compact Tripod & Carry Bag Included - LL9322G-01 - - Amazon.com
Skil 8101-SL Cordless AG13 15 ft. Multi-Functional Chalk line Laser Level | eBay