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• 450nm 50mw/100mw/300mw/500mw Fixed-focus Blue Dot Laser Diode Module 33*50mm Parameters:Wavelength: 450nm Output power: 50mw/100mw/300mw/500mw Laser shape:Dot Focusable: No Modulation frequency: Adujstable TTL modulation Working:Long time operating Finish Color: Black Case Material: Aluminum The circuits control: constant latest Reverse polarity protection: with mechanically name the superb and unfavourable Operating voltage: DC = 12V Warm-up time: None Operating Temperature: -10 ℃ ~ +40 ℃ Storage temperature: -10 ℃ ~ +40 ℃ Laser head size: 50mmx33mmx33mm Circuit Board size: 45mm*34mm Features:1. This laser module can work for many years with cooling fan please be sure you maintain the laser operating under 30℃. 2. Please add a 12VDC energy to this laser module. Red twine connects”+” pole; Black wire connects ”-” pole. TTL 0V on, 3-5V off. If you don&;t use TTL, please simply go away the blue and white wire. 3. This is a focusable laser module. Please do not take off the lens adjustable section off to avoid dust. 4. Please wear 450nm laser protection goggles to protect your eyes when engaged on this module. Package:1pc 450nm Blue Focus Dot Laser Diode Module 33x50mm

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