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Description
NEJE A40640 40W 450nm Laser Engraver Module Kits, A406401. Designed for Laser Engraver, 3D printer, CNC mill, Arduino project. 2. 15W Optical power output, 4mm plywood from 1 pass(speed 200), 3mm black acrylic board from 1 pass. Able to engrave stainless steel, but it needs good focus adjustment. 3. More Safety, Built in protective glass to protect eyes! Even without wearing protective glasses, the operation is more comfortable. 4. More Quiet, Intelligent drive adjust the cooling fan speed according to
1. Designed for Laser Engraver, 3D printer, CNC mill, Arduino project.2. 15W Optical power output, 4mm plywood from 1 pass(speed 200), 3mm black acrylic board from 1 pass. Able to engrave stainless steel, but it needs good focus adjustment.
3. More Safety, Built-in protective glass to protect eyes! Even without wearing protective glasses, the operation is more comfortable.
4. More Quiet, Intelligent drive adjust the cooling fan speed according to laser temperature.
5. Easy use, Digital PWM wave pulse signal generator adjustable frequency duty cycle board for NEJE laser module.
6. Slidable mounting fixture is provided for easy adjustment of focus.
Specification:
1. Heatsink Material: Aircraft Aluminum + Brass Shell
2. Luminous Color: Blue
3. Section Size: 40mm x 40mm
4. Cooling Mode: Temperature sensor intelligent control + 10000 rpm 40mm cooling fan
5. Dimension: 60 x 40 x 40mm
6. Adapter Plug: 5.5 2.1 port
7. Can Engrave: MDF/Balsa/Paper/Wood/Fabric/Plastic/Leather/Plywood/Foam Paper/Anodized Aluminum/Mirror Stainless Steel
8. Can Not Engrave: Metal/Glass/Stone/Ceramics/PCB/Stainless Steel/Reflective Material/ Transparent Material
Technical Parameters:
1. Module Input: 30-40W
2. Optical power output: 15W
3. Wavelength: 445-450nm
4. Beam Shape: Dot (Focusable)
5. Working Voltage: DC 12V
6. TTL&PWM Modulation: YES, compatible with Both TTL & PWM Modulation
7. Input Voltage: DC12V 3-4A
8. PWM/TTL Input: DC3.3V-12V
9. Input Interface: PH2.0-4Pin (+,-, PWM/TTL, Temperature), 3Pin (+,-, PWM/TTL) , 2Pin+2Pin (+,-) + (PWM/TTL,-)
10. NOTE: Temperature interface can be disconnected
11. Drive Mode: External ACC
12. Safe temperature range: <60 degrees Celsius
13. Module weight: 202g ( The lighter the weight, the smaller the moving inertia, the better the performance )
14. Life Time: 10000-20,000 hours
Package Included
- 1 x Laser Engraving Module
- 1 x Laser Module Sliding fixture
- 1 x 4 Pin Cable(1m)
- 1 x NEJE Digital PWM Wave Pulse Signal Generator Adjustable board
- 1 x 2.5mm L-shaped wrench
- 1 x 5mm L-shaped wrench
- 1 x 4Pin Cable
- 1 x 3Pin Cable
- 1 x 2Pin Cable
Specification:
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4.1 ★★★★★
Based on 1914 reviews
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Product Reviews
★★★★★ 5
Expelen e producto
Lo mejor que he probado y la mejor oferta ☺️
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Reviewed in the United States on December 12, 2025
★★★★★ 5
Comfortable easy
Will definitely purchase again!
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Reviewed in the United States on January 2, 2026
★★★★★ 5
Really Nice Hydrating Toner Pads
Scent: Collagen, Scent: Collagen
At 52, post-menopausal, with dry and increasingly sensitive skin, I’m very selective about toner pads. Many of them either feel too thin and ineffective or too active and irritating. These landed right in the middle in the best possible way — gentle, hydrating, and very easy to use.
The first thing I noticed is how well these pads are saturated. They’re not dripping, but they hold enough product to comfortably treat the entire face. The gel texture also makes them feel a little more substantial than typical toner pads, which I really like. They feel cooling and comfortable on the skin.
What I notice most after using them is how hydrated and slightly plumped my skin looks. This isn’t dramatic or instant, but it’s the kind of improvement that makes your skin look healthier and more comfortable. My skin feels smoother and softer, and it layers very well with the rest of my routine.
They also feel very lightweight. There’s no sticky or heavy residue, and once the essence absorbs, my skin just feels hydrated and calm. I can easily follow with serums and moisturizer without any pilling.
I also appreciate that these pads are gentle and very skin-compatible. I’ve had no irritation, redness, or sensitivity, even on days when my skin is feeling more reactive. At this stage, that matters more than aggressive results.
In terms of moisture, these do a really nice job. My skin feels comfortable after using them, and they work well as a prep step before the rest of my routine. On some mornings, they even give enough hydration that I don’t feel rushed to apply moisturizer immediately.
Fragrance is also worth mentioning. The scent is very light and subtle, and it doesn’t linger. I’m careful about fragrance, and these didn’t cause any sensitivity or irritation.
Another thing I like is how easy they are to use. They’re quick, convenient, and a nice step when I want hydration without adding another liquid toner.
Overall, these feel like a supportive, hydrating step that helps improve overall skin quality over time. They’re gentle, comfortable, and easy to incorporate into a daily routine.
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Reviewed in the United States on April 12, 2026
★★★★★ 5
Love These Toner Pads
Scent: Collagen
I’ve really been enjoying these Biodance Collagen Gel Toner Pads! They feel super refreshing on the skin and are an easy step to add into my routine. The pads are well-soaked without being messy, and they glide on smoothly.
After using them consistently, my skin feels more hydrated and looks a bit more plump and smooth. I’ve also noticed my pores appear slightly minimized, especially around my T-zone. They’re gentle enough for daily use and don’t irritate my skin.
Overall, a great option if you’re looking for a simple way to boost hydration and improve your skin’s overall look and feel!
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Reviewed in the United States on May 5, 2026
★★★★★ 5
Finally!!
Scent: Collagen
I have had huge pores with combination oily skin and dry skin since reaching my mid 30’s and makeup made them more prominent. Since adding these to my morning routine my makeup stays smooth with my pores minimized and skin looking and feeling healthier. After trying multiple products I finally found THE ONE.
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Reviewed in the United States on April 28, 2026