![3.7 4.2VDC 1W/1.4W/2W Blue 445nm 450nm Laser Diode LD Driver Power Supply 1.5 1.8A|diode circuit|supply hotelsupply unit - AliExpress 3.7 4.2VDC 1W/1.4W/2W Blue 445nm 450nm Laser Diode LD Driver Power Supply 1.5 1.8A|diode circuit|supply hotelsupply unit - AliExpress](https://ae01.alicdn.com/kf/H3200beec66b143c8815ca31f3f4f340c0/3-7-4-2VDC-1W-1-4W-2W-Blue-445nm-450nm-Laser-Diode-LD-Driver-Power.jpg_Q90.jpg_.webp)
3.7 4.2VDC 1W/1.4W/2W Blue 445nm 450nm Laser Diode LD Driver Power Supply 1.5 1.8A|diode circuit|supply hotelsupply unit - AliExpress
![Blue Laser Module Air-cooled TTL Modulation 2W : High Power Burning Laser Pointers,DPSS Laser Diode LD Modules, Kinds of laser products Blue Laser Module Air-cooled TTL Modulation 2W : High Power Burning Laser Pointers,DPSS Laser Diode LD Modules, Kinds of laser products](https://www.beamq.com/laser/laserdiode/2013/03/blue-2w-laser.jpg)
Blue Laser Module Air-cooled TTL Modulation 2W : High Power Burning Laser Pointers,DPSS Laser Diode LD Modules, Kinds of laser products
![445nm 450nm 500mW 100mw 200mw 1W 2W 3W Blue Laser Diode Module Wit TTL modulatio (China Manufacturer) - Other Electrical & Electronic - 445nm 450nm 500mW 100mw 200mw 1W 2W 3W Blue Laser Diode Module Wit TTL modulatio (China Manufacturer) - Other Electrical & Electronic -](https://img.diytrade.com/cdimg/1916123/33141444/0/1375130211/445nm_450nm_500mW_100mw_200mw_1W_2W_3W_Blue_Laser_Diode_Module_Wit_TTL_modulatio.jpg)
445nm 450nm 500mW 100mw 200mw 1W 2W 3W Blue Laser Diode Module Wit TTL modulatio (China Manufacturer) - Other Electrical & Electronic -
![REAL 2000mw/2w 445nm 450nm Focusable blue Laser Module diode High Power laser cutting Engraving Machine TT L DIY CNC Adjust|laser pistol|laser granitelaser display lights - AliExpress REAL 2000mw/2w 445nm 450nm Focusable blue Laser Module diode High Power laser cutting Engraving Machine TT L DIY CNC Adjust|laser pistol|laser granitelaser display lights - AliExpress](https://ae01.alicdn.com/kf/HTB1pMN4MXXXXXbGXpXXq6xXFXXXQ/REAL-2000mw-2w-445nm-450nm-Focusable-blue-Laser-Module-diode-High-Power-laser-cutting-Engraving-Machine.jpg)
REAL 2000mw/2w 445nm 450nm Focusable blue Laser Module diode High Power laser cutting Engraving Machine TT L DIY CNC Adjust|laser pistol|laser granitelaser display lights - AliExpress
![NDB7875 2W+ 445nm Blue Laser Diode 9mm to-5 ~ Engraving Lasers ~: Amazon.com: Industrial & Scientific NDB7875 2W+ 445nm Blue Laser Diode 9mm to-5 ~ Engraving Lasers ~: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/510qseKZHdL._SL1226_.jpg)