Red Cross 650nm 50mW 100mW 200mW Laser Diode Module Focusable Lens Locator 5V. Core device:Mitsubishi Diode. Connect Adapter interface: international standard female interface DC specification 5.5x2.1mm, and the inner core is positive +.
eBay
Wavelength 405nm. 405nm 5-100mw constant current driver board, suitable for driving K-pin laser diode. 1 x 405nm 5-100mw constant current driver board. The empty pin of the diode guides to the positive lead, so that the module does not require insulation, direct housing is the battery's positive, which makes the laser DIY much easier.
eBay
Fat Beam Dot 532nm 100mW Green 12V Laser Diode Module w/ Driver Fan Cooling. 1x Fat Beam 532nm 100mw Green Dot Laser Module w/ TTL & Driver. This is a laser module for Laser show. Laser Shape:Dot. Fans don't work (when the laser temperature exceeds 35 degrees and the fan works ).
eBay
532nm 100mW Green Focus Dot Laser Diode Module Fan Cooling w/ 12V Adapter. 1x 100mw 532nm Laser Dot Module. Wavelength: 532NM. Note:We have 12V US-plug,EU-plug,UK-plug,AU-plug Adapter. Spot mode: DOT (Fixed Focus).
eBay
650nm 100mW 12V Red Dot Laser Diode Module w/ TTL. 1x 650nm 100mW Red Laser Dot Module w/ Driver. Output Power: 100mw. TTL modulation (output port 0-5V input). Laser Shape :Dot. Lens :Plastic. Modulation frequency: 1HZ-15KHz.
eBay
The drive board has switch and spring, and can also be used for blue/violet laser pointers. The spring is the positive pole of the power input, and the pin of the laser diode housing is used to conduct the power input negative.
eBay
1 set 488nm 100mw laser module. It supports 5V PWM signal to adjust the power!
eBay
980nm 100mW Focusable IR Dot 980T-100 Laser Module 14500. Notice: 980nm IR lasers can not seen the light by naked eyes. Wavelength: 980nm. 1x 980nm IR Infrared Laser (Battery not included for easy custom clearance).
eBay