We should have surveillance cameras in public places because they ensure public safety. ... Through surveillance cameras, the police can both prevent crimes from happening and can quickly solve criminal cases with material evidence. In addition, surveillance cameras protect against property theft, and vandalism

Senin, 06 November 2017

Get now US $104.46 15W Laser Head For CNC Engraver 450nm 15000mW 12V Laser Module TTL Adjustable Focus DIY Laser Cutte






15W Laser Head For CNC Engraver 450nm 15000mW 12V Laser Module TTL Adjustable Focus DIY Laser Cutte

[4000188270909] 15W Laser Head For CNC Engraver 450nm 15000mW 12V Laser Module TTL Adjustable Focus DIY Laser Cutter Engraver Accessories Pulse Power 15W, 450nm laser module(send glasses , power supply as free) Specifications: Main dimensions: length 40 mm * 40 mm * 100 mm Wavelength: 445nm / 450nm Output Power: 15 W pulsed, 8 W average Modulation frequency: ttl can be modulated, 0v-off, 5 open, switching frequency <9 kHz Operating voltage: DC = 12 Operating Current: I <3A Focal length: not regulated Operating Temperature: 15 ℃ ~ 45 ℃ ​(please remark USplug or EU plug, without remark we will send USplug) Please know that this laser can not Cut plywood or Engrave on metal. 


US $130.58

Get Now 20%  US $104.46


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