635nm 638nm 180mW Red Focusable Dot Laser Diode Module TTL 12V Driver Fan Cool

Description

180mW 638nm Orange-Red Focusable Dot
Laser
Module w/ TTL
Specification:
Output Power: 180mW
Wavelength: 635nm/638nm
Working Voltage: 9-12V
Laser Shape: Dot
Focusable: Yes
Fan Cooling
Size:30x30x65mm
Can use it with TTL Modulation (DC5V)
Modulation frequency: 0-20KHz
extend 来源无忧考网：https://www.51test.net 原文地址：https://www.51test.net/show/2174856.htm
the using time, please add a heatsink
Package:
1x 638nm 180mw Laser Dot Module
Payment Method: PayPal preferred
Shippment:
1.We provide free shipping to international via China Post Airmail,and every parcel will be registered with tracking number.
We can also ship by EMS/DHL/FedEx/Aramex for alternative shipping method for corresponding fees.
Please let us know before payment if you need split shipment.
2.International shipping requires complicated shipping procedures (such as both countries customs, transit stations etc.),
also will be affected by many factors, such as holidays, weather conditions etc, If you have not received your shipment within 30 days from payment, please contact us.
Returns & Replacements & Repair
We accept returns & replacements within 14 days from the day the customer receive the products, please make first contact
within 14 days from receiving the order. Products should be returned in original condition. As a benefit to our customers, we
also provide repair within 3 months from the day when this item is shipped out, after repair is done, we will send you the
item, but the customer should pay both shipping ways.
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product or service, thanks!
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3) Please contact us before leaving neutral(3 stars) or negative(1-2 stars) feedback.We will try our best to solve the problem
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