1pcs 455nm Blue Brass Laser Module Field Survival Indicator/Lab 455T-7000(excluding batteries). Internal laser module: copper (better thermal conductivity to extend the life of the laser tube). Head reserved full star interface, can be installed full star, laser sword, beam expanding mirror. ).
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450nm 5mw Blue Line Focusable Laser Diode Module driver 12x35mm 3-5V. Size: 12x35mm. Wavelength: 450nm. Focusable :Yes. 1x 450nm 5mw Laser Line Module. Output Power: ≤5mW. Note: The black wire is the negative pole, the red wire is the positive pole(This module does not have anti-reverse protection, the wrong connection will lead to burn).
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💯 This laser pointer can be used for presentation, teaching indicator and more, use laser pointer to point at any desired targets on projection screen, video. 💯 This high quality laser pointer adopts the latest technology optics and microelectronics, power saving, lightweight.
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(Wave length:450nm. Laser Pointers. 2: Just like the laser pointers you use to play with your pets, you should ALWAYS avoid direct eye exposure to laser beam. Love those little guys!). 1: The laser IS bright!
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Indicator line: red. Function: Digital display options available for charging. 1x Demonstrator. Battery capacity: 180mah. Product color: black/silver gray. [Applicable scenario] Work report/academic speech/teaching speech/etc.
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Used both work. Both have usb dongles.
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Item Type:Laser Picosecond Pen. 1 Laser Picosecond Pen. Red Light Wavelength:850nm. Blue Light Wavelength:450nm. 1 Visible Glasses(Just for Blue Light). Product Include.
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