The Blue Laser Modual is designed for both 3D printer and CNC mill.  With 450nm wavelength, it is an effective tool for laser engraving and laser cutting.  There 4 powerful laser modual for choose, 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, convenient and easy to install.
20W Carving Material — Wood type, some plastics, paper, bamboo, horn, thin leather (wallet), rubber stamp, tooth, PU, Printing paper, PVC, horn, crab shell,  lobster, mammoth, ivory, linden root, resin, spectacle lens, metal painted surface,those kinds of flammable materials.   And colored ceramics, colored aluminum, pebbles, etc.    Part of stainless steel, anodized, dark electroplating, swimming paint, baking paint, wood grain transfer aluminum. Coke cans, mobile phone back shell, etc.
20W Cutting Material — Within 3mm thick paper, leather, non-woven fabrics, flocking fabrics, aircraft wood, stickers, etc.    Non-transparent plastic sheet within 2mm Black acrylic sheet within 2mm

Specifications:
Laser Power: 5500mW/10W/20W/30W (Optional)
Material: Aluminum Alloy+Plastic
Light Color: Blue-violet
Wave Length: 450nm
Facula Form: Punctiform, Adjustable Focus(30W can not adjust focuse)
Input Voltage: 12V 2A

Item Size: 12*4*4cm / 4.72*1.57*1.57in
Package Size: 15*15*5cm / 5.9*5.9*1.96in
Item Weight: 307g / 10.83oz

Package List:
1 * Laser Head

1) We accept Alipay, West Union, TT. All major credit cards are accepted through secure payment processor ESCROW.

2) Payment must be made within 3 days of order.

3) If you can’t checkout immediately after auction close, please wait for a few minutes and retry Payments must be completed within 3 days.   

1. WORLDWIDE SHIPPING. (Except some countries and APO/FPO)
2. Orders processed timely after the payment verification.
3. We only ship to confirmed order addresses. Your order address MUST MATCH your Shipping address.
4. The images shown are not the actual item and are for your reference only.
5. SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit times may vary, particularly during the holiday season.
6. If you have not received your shipment within 30 days from payment, please contact us. We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer satisfaction!
7. Due to stock status and time differences, we will choose to ship your item from our first available warehouse for fast delivery.

1. You have 7 days to contact us and 30 days to return it from the date it was received. If this item is in your possession more than 7 days, it is considered used and WE WILL NOT ISSUE YOU A REFUND OR REPLACEMENT. There are NO EXCEPTIONS! Shipping cost is bear by both seller and buyer in half.
2. All returned items MUST BE in the original packaging and you MUST PROVIDE us with the shipping tracking number, specific reason for the return, and your po#.
3. We will refund YOUR FULL WINNING BID AMOUNT, upon receipt of the item in its original condition and packaging with all components and accessories included, AFTER BOTH Buyer and Seller cancel the transaction from aliexpress. OR, you may choose to have a replacement.
4.  We will bear all the shipping cost if the product(s) is (are) not as advertised.

1. 12 months Manufacturer`s limited Warranty for defective items (excluding items damaged and/or misused after receipt). Accessories come with a 3-month warranty.
2. Defective items MUST BE reported and returned within the warranty period (and in the original packaging, if possible). You must tell us what the defect is and give us your order number. WE DO NOT REPAIR OR REPLACE ITEMS WITH AN EXPIRED WARRANTY.
You agree to all of the above-listed policies upon ordering on aliexpress!

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It is impossible to address issues if we do not know about them!