1. Introduction
The Longer RAY5 Laser Engraver is a versatile and powerful tool designed for both engraving and cutting a wide range of materials. Featuring a 20W optical output laser module and a 3.5-inch color touchscreen, it offers enhanced cutting capacity and user-friendly operation. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your device to ensure optimal performance and safety.

2. Safety Information
Your safety is paramount. The Longer RAY5 laser engraver is equipped with multiple safety features. Always adhere to the following guidelines:
- Eye Protection: Always wear the provided protective glasses when operating the laser engraver. The laser head is equipped with a protective shield that filters over 95% of laser light.
- Motion Protection: The machine features a move protection design that automatically shuts down the engraver if it is moved during use or if an accident such as a drop occurs.
- Thermal Protection: Built-in thermal protection ensures the machine automatically shuts down in case of overheating.
- Emergency Stop: An Emergency Stop Device is included for immediate shutdown in critical situations.
- Ensure proper ventilation during operation to dissipate fumes.


3. Product Overview
The Longer RAY5 is engineered for precision and power, featuring a newly upgraded 32-bit chipset motherboard for smoother and more stable operation. Its 20W optical output laser module significantly boosts cutting capacity, allowing for single-pass cuts through 15mm pine wood and 8mm acrylic, and multi-pass cuts up to 25mm wood and 35mm acrylic. It can also precisely cut 0.05mm stainless steel.

Experience a richer engraving world with the advanced built-in 256-bit color scale, achieving finer results and higher contrast effects. The 0.08 * 0.1mm ultra-fine laser focus area ensures exceptional detail.



4. Setup
The Longer RAY5 20W laser cutting machine is designed for easy assembly. All necessary tools and accessories are provided. Refer to the detailed product installation guide included in the packaging for step-by-step instructions.
- Unpacking: Carefully remove all components from the packaging. Verify all parts are present against the packing list in your manual.
- Frame Assembly: Assemble the main frame components according to the diagrams in the installation guide. Ensure all screws are tightened securely.
- Laser Module Installation: Mount the laser module onto the designated carriage. Connect the necessary cables.
- Cable Management: Organize and secure all cables to prevent interference with the laser's movement.
- Initial Power-On: Connect the power adapter and turn on the machine. Follow the on-screen prompts on the touchscreen for initial setup.

5. Operating Instructions
The Longer RAY5 offers multiple ways to control your engraving and cutting projects:
- 3.5" Color Touchscreen: Directly operate the machine, check engraving progress, and adjust settings via the intuitive touchscreen interface.
- Connection Methods: Supports SD Card, USB, APP, and Wi-Fi connections for flexible control.
- Software Compatibility: Compatible with popular engraving software like LightBurn and LaserGRBL.

The RAY5 is capable of engraving and cutting over 200 materials, including wood, acrylic, leather, metal, and more. Its ultra-fast engraving speed can reach up to 10,000mm/min, significantly reducing project time.


For commercial use, the RAY5 20W supports multi-machine control, allowing one computer to manage multiple engravers simultaneously. This enables 7*24H continuous engraving, improving production efficiency for professional offices, workshops, or factories.

6. Maintenance
Regular maintenance ensures the longevity and optimal performance of your Longer RAY5 Laser Engraver:
- Cleaning: Regularly clean the laser lens and the engraving area to prevent debris buildup, which can affect laser performance.
- Lubrication: Periodically lubricate the guide rails and moving parts to ensure smooth operation.
- Firmware Updates: Check the Longer official website for any available firmware updates to ensure your machine has the latest features and bug fixes.
- Heat Dissipation: The machine has a built-in heat dissipation system. Ensure the vents are clear and unobstructed to maintain efficient cooling.

7. Troubleshooting
If you encounter any issues with your Longer RAY5 Laser Engraver, consider the following common troubleshooting steps:
- No Power: Ensure the power cable is securely connected and the power outlet is functional. Check the emergency stop button is not engaged.
- Laser Not Firing: Verify the laser module is correctly installed and connected. Check software settings for laser power and mode.
- Poor Engraving/Cutting Quality: Adjust laser focus, power, and speed settings. Ensure the material is flat and properly secured. Clean the laser lens.
- Connection Issues: For Wi-Fi, ensure the machine is within range of your router. For USB, try a different port or cable. Reinstall drivers if necessary.
- Abnormal Movement: Check for any obstructions on the rails. Ensure belts are properly tensioned.
For more complex issues, refer to the detailed troubleshooting section in your complete user manual or contact Longer customer support.
8. Specifications
| Feature | Specification |
|---|---|
| Manufacturer | LONGER |
| Model Number | RAY5 |
| Item Weight | 11.33 pounds |
| Product Dimensions | 24 x 26.4 x 3.15 inches |
| Country of Origin | China |
| Color | Black |
| Material | Metal |
| Power Source | Corded Electric |
| Wattage | 20W |
| Item Package Quantity | 1 |
| Batteries Required? | No |
9. Warranty and Support
Longer is committed to providing excellent customer service and support for your RAY5 Laser Engraver.
- Technical Support: Longer offers lifetime technical support.
- Customer Service: A professional customer service team is available 24 hours a day to assist with any product-related questions or issues.
For assistance, please refer to the contact information provided in your product packaging or visit the official Longer website.

