650nm 660nm Adjusted Red Laser Line Dot Cross Laser Diode Module 3V-5.5V 100mW Laser Dot/Line/Cross Module Focusable 13mmx42mm with US Power Adapter and Heatsink: Amazon.com: Industrial & Scientific
650nm 5mw Adjusted Red Lasers Diode Dot Line Cross Laser Module Heatsink & Driver in: Amazon.com: Industrial & Scientific
650nm 5mw Adjust Red Laser Line Module 20x55mm w/AC: Amazon.com: Industrial & Scientific