20W 450nm blue laser module head for laser machine DIY engraving wood tools

Description

Product Description
The Blue Laser Modual is designed for CNC mill. With 450nm wavelength, it is an effective tool for laser engraving and laser cutting. they can engrave and cut a variaty of materials.
Features:
Blue Laser Modual --- Professional laser head with high speed and high stability. Bright blue-violet light, easy for locating when engraving.
Adjustable Focuse --- Adjustable laser head, easy to adjust, ensure engraving with good quality and high efficiency.
Easy to Assemble --- Small and compact, Carving Material ---Wood, paper, leather, bamboo, plastic, rubber, alumina, stainless steel,etc.
Specifications:
Effect Laser Power: 20W
Material: Aluminum Alloy+Plastic
Light Color: Blue-violet
Wave Length: 450nm
Facula Form: Punctiform, Adjustable Focus
Input Voltage: 12V 2A
Interface Parameter: Support TTL signal controls power
Item Size: 9.5*3.5*3.5cm
Package Size: 14*6.2*6.2cm
Item Weight: 146g
Package List:
1 * Laser Head
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Notes:
1. Ensure you are clear about the product specification, datasheet,  and operating instructions before usage.
2. Protect your yourself from the laser when you operate on it.
3. Ensure your safety during operating when power connected.
Buying tips
1. Feel free to contact us for the datasheet or the specification if needed.
2. Any question about the product, just let us know. We  are always ready and will try our best to help you!
3. Please leave your full name and ensure your phone number, address and postal code are detailed, correct and available for contacting.
4. Confirm your address is updated before our shipment. If you need to change to a new address, contact us as soon as possible.
Shipping and tracking
We will arrange the shipment within 3 days after confirming the payment and your receiving information (including your Full name, phone number, address, postal code etc.) is confirmed.
The  package is shipped from China Mainland. We will send you the tracking number for all orders and you can track the package via the website.
Economy shipping: SpeedPak---About
7-20
working days per different countries.
Expedited shipping DHL, UPS, Fedex,  or others---About
3-10
working days per different countries.
Tax and customs
Buyers pay for the tax and customs/duties. We do not cover any tax and customs/duties in the price and shipping fee.
If you need any help, just contact us.
Return policy
All products are checked and packaged well before our shipment. In case it is defective, please inform us within
3
days after receiving it. We will arrange the replacement for you if the situation is confirmed. We can replace a new one for you, but the buyer bear both ways shipping fees, including you sending to us and we sending to you.
Feedback
We are pleasant to leave positive feedbacks for you and also expect for your positive feedbacks. Any question about the product, just contact us before leaving a neutral or negative feedback. We cherish your suggestions very much and  try our  best to solve your problem as soon as possible.
Let's solve your problem first. ☺