LONGER RAY5 Laser Engraver 20000mW Laser Cutter 130W CNC Laser Cutter with 3.5"Touch Screen Laser Engraving Machine DIY Engraver Tool for Metal Glass Wood Leather Laser Class ii
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AI Verdict
This 20000mW laser engraver with a 400x400mm working area and 3.5-inch touchscreen is for DIYers needing to cut 15mm pine or engrave metal with 0.01mm precision.
This engraver is a strong contender for DIY enthusiasts and small businesses focused on wood, leather, and acrylic, offering 20000mW output and 0.01mm precision. However, its limitations on metal cutting and the need for additional accessories like an enclosure make it a situational fit for those with specific material needs or who prefer an all-in-one solution.
If metal cutting is a priority, look for a laser with higher wattage specifically designed for metal, or consider a CO2 laser.
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Pros
- Cuts 15mm pine wood, 0.05mm stainless steel, and 8mm acrylic in a single pass, with multi-pass capability for 25mm wood and 35mm acrylic.
- Achieves 0.01mm engraving precision with ultra-fine 0.08x0.1mm laser points and a 256-color palette for metal.
- Features a 400x400mm working area and a 240MHz ESP32 chipset for continuous 7x24 hour engraving and multi-machine control.
- Offers flexible control via a 3.5-inch touchscreen, USB, WiFi, APP, and offline SD card usage.
- Includes a laser head protective cover filtering over 95% of emissions, emergency shutdown, and motion/heat protection.
- Compatible with professional software like LaserGRBL and LightBurn.
Cons
- Engraving on metal surfaces is less effective compared to wood or leather.
- The heat sensor is sensitive, potentially causing issues in bright environments.
- Assembly instructions can have tiny print and pictures that don't perfectly align.
- Adjusting laser height involves small, potentially awkward handles/screws.
- Essential accessories like a honeycomb plate and enclosure are not included.
Dimension Scores
The 0.08x0.1mm laser points and 0.01mm engraving precision, coupled with a 256-color palette, deliver detailed and colorful results.
The 3.5-inch touchscreen and multiple connectivity options (WiFi, APP, USB, offline) simplify operation, but the assembly process and sensitive heat sensor introduce some friction.
It handles a wide range of materials like wood, acrylic, leather, and stainless steel, with a 400x400mm working area, though metal cutting is not its strongest suit.
The machine supports continuous 7x24 hour engraving and includes heat protection and active cooling, but user reports about a sensitive heat sensor suggest potential operational interruptions.
Best For
- Hobbyists cutting 15mm wood or 8mm acrylic for craft projects.
- Small businesses needing to engrave detailed designs on leather or metal with color effects.
- Users who need offline operation via an SD card or remote control via WiFi/APP.
- Makers requiring a 400x400mm work area for larger projects.
Not Recommended For
- Professionals requiring consistent, high-quality metal cutting.
- Users who prefer a fully assembled, plug-and-play machine without a learning curve.
- Anyone operating in a bright, sunlit room without careful sensor management.
Watch Out For
- The heat sensor is very sensitive; direct sunlight or bright ambient light can prevent the laser from starting.
- You'll need to buy a separate honeycomb plate to protect your work surface, as the machine lacks a bottom plate.
- An enclosure with an exhaust fan is a must for indoor use to manage smoke and soot.
- Adjusting the laser module's height can be fiddly due to small adjustment screws.
- The included assembly manual has tiny print and some images might not perfectly match the physical parts, making setup take longer than expected.
Full Specifications
| ASIN | B0D968LXN1 |
| Item Weight | 11.23 pounds |
| Manufacturer | Longer |
| Item model number | 20W |
| Product Dimensions | 14 x 5.51 x 24.5 inches |
What Buyers Say
Users often highlight the machine's ability to run projects directly from an SD card via its touchscreen, which is a big plus for shop environments without a dedicated computer. Many find it performs well on wood, leather, and tile, but its performance on metal is frequently mentioned as a weaker point. The assembly is generally considered manageable, though some instructions could be clearer. A recurring theme is the necessity of additional purchases like a honeycomb plate and an enclosure for safe and effective use.
“This thing cuts wood like butter and the touchscreen is a game changer, but seriously, the metal engraving is kinda meh and you NEED to buy an enclosure or your shop will be a smokehouse.”
Common Praise
- Can operate independently using the 3.5-inch color touchscreen and an SD card.
- Works effectively on wood, leather, and tile materials.
- Assembly is straightforward with clear, step-by-step instructions and labeled parts.
- The gantry structure feels sturdy and moves smoothly during operation.
- Offers good value for its cutting power and features at its price point.
Common Complaints
- Engraving on metal is not as effective or precise as on other materials.
- The heat sensor is overly sensitive, stopping operations if exposed to bright light.
- The manual's small print and occasional misaligned pictures make assembly frustrating.
- Adjusting the laser module's height is awkward due to small, hard-to-grip screws.
- Key accessories like a honeycomb work surface and an enclosure are not included.
Ownership Tips
- You'll quickly realize you need to invest in a honeycomb bed to prevent burning your workbench.
- The sensitive heat sensor means you can't just set it up anywhere; direct sunlight will halt your projects.
- Learning LightBurn is a must to get the most out of its capabilities, as the onboard controls are basic for complex tasks.
- Regularly check and tighten belts; loose belts lead to distorted engravings.
- The included safety glasses are a bare minimum; consider upgrading for better eye protection during long sessions.
Frequently Asked Questions
Can the Longer RAY5 20000mW cut through thick materials?
Yes, it can cut through 15mm pine wood, 0.05mm stainless steel, and 8mm acrylic in a single pass. For thicker materials, it can manage 25mm wood and 35mm acrylic with multiple passes.
Does this engraver work offline?
Absolutely, it supports offline usage via an SD card, allowing you to run projects without a constant computer connection.
What software is compatible with the Longer RAY5?
It's compatible with popular professional engraving software like LaserGRBL and LightBurn.
Are safety features included with this laser engraver?
Yes, it comes with a laser head protective cover that filters over 95% of laser emissions, safety glasses, emergency shutdown, motion protection, and heat protection.
Is the assembly difficult?
Assembly is generally straightforward and takes about 30 minutes, though some users report the manual's small print and image discrepancies can make it a bit confusing.
Can it engrave in color?
Yes, it features an advanced built-in 256-color palette for colorful engraving, especially on metal surfaces.
Buying Guide
When looking at laser engravers, you need to think about what you'll actually make. The 'output power' (20000mW here) tells you how strong the laser is for cutting and engraving different materials. A higher number generally means it can cut deeper or faster. 'Working area' is your canvas size; make sure it's big enough for your biggest projects. Also, consider how you'll control it – a touchscreen and WiFi are super convenient for not being tethered to a computer.
20000mW Output Power
This is like the horsepower of your laser. 20000mW means it's powerful enough to cut through materials like 15mm pine or 8mm acrylic in one pass, not just engrave. It dictates what projects you can tackle and how quickly.
0.08x0.1mm Laser Spot / 0.01mm Engraving Precision
Think of this as the tip of a very fine pen. A smaller laser spot size means your engravings will be incredibly detailed and sharp, like writing with a fine-point pen instead of a marker. The 0.01mm precision means your designs will be reproduced accurately.
400x400mm Working Area
This is the maximum size of material you can engrave or cut. A 400x400mm area gives you plenty of room for larger signs, art pieces, or batching smaller items, without constantly repositioning your material.
3.5-inch Touchscreen & Offline Control
This is your machine's brain and interface. A touchscreen lets you start, stop, and monitor jobs directly on the machine, like using a smartphone. Offline control, often via an SD card, means you don't need a computer connected all the time, freeing up your workspace.
Alternatives
If you need more consistent metal cutting performance, look for lasers with higher wattage specifically rated for metals or consider CO2 laser systems. For a simpler, more enclosed experience, search for models that include a built-in honeycomb bed and fume extraction system.
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