Focusable 650nm 660nm Red Laser Diode Module 3-5 V 100mw Dot/Line/Cross Module 13x42mm w/US Adapter and Heatsink

3pcs/lot 780-03 3VDC IR Infrared Laser Dot Diode Module Mini-Type

Adjustable Driver Board for 200mW-3500mW 405nm 450nm 520nm 3.5W 12V Laser Module w/ TTL