650nm 3mw-5mw Red Laser Dot Module 3VDC 9mmx23mm 3pcs: Amazon.com: Tools & Home Improvement
405nm 3mW Low Power Blue Violet Laser Module CW Working Mode
Red Dot Laser Diode Class IIIA: 3mW/ 650nm [CP-TIM-230-3-3D-650] - $31.90 : Calpac Lasers Diode Modules Pointers and Levels, 20 years of experience specializing in industrial and promotional laser diode applications
TTL modulation 850nm 3mw~5mw IR Infrared dot laser module
3 Pieces Mini Dot Infrared Ir Laser Diode Module 780nm 3mw W/ Driver-in 6x10mm Diy Lab High Quality - Stage Lighting Effect - AliExpress
5pcs Mini Dot Infrared IR Laser Diode Module 780nm 3mw w/Built-in Driver 6x10mm: Amazon.com: Industrial & Scientific