2pcs 450nm 3.5W-4.5W Laser Module 4A 12V Driver Board Circuit For NDB7A75 Diode

Description

2pcs 445nm 450nm 3.5W 4.5W High Power Laser Diode Driver Board Circuit for NDB7A75 4A
Note:
Default power is 500mw.please turn the potentiometer clockwise to increase the power. Increase the power by 500MW per millimeter.
Specification:
Circuit control: 12V step-down circuit, constant current output (current and voltage are adjustable)
Output specifications: Max 4A
Scope: 3W-4.5W 405/445/450 / 520nm red, green and blue laser drive power
Size: 32 * 50.5mm (width * length), component height with aluminum base 20mm
Input voltage: 8-14V
Slow start time: 60S (due to slow start a minute, in the debugging, please do not think bad, anxious to look at the light, so as not to damage your.
TTL modulation Description: 0-5V voltage signal (0 is off, 5 is open, the frequency determines the laser light flashing speed)
Package:
2x 450nm blue 3.5-4.5W Driver Board
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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