SUNLU SL-300 3D Printing Pen: Complete Guide to Use and Features

1. Introduction: Discover the world of 3D creation with the SUNLU SL-300

In an era where creativity knows no bounds, the SUNLU SL-300 3D pen allows you to transform your ideas into real three-dimensional works. Ideal for artists, hobbyists, educators and the curious, this tool offers a simple and exciting way to explore 3D art.
This guide will walk you through all the features of the SUNLU SL-300, from its innovative functions to the technical specifications, and even safety precautions and user reviews, to help you decide whether it’s the right tool for you.

2. Main Features

2.1 LCD Display: Intuitive Control

The LCD display lets you easily control the temperature and extrusion speed. You can adjust the temperature between 160-210 °C for PLA or ABS filaments, ensuring uniform melting. In addition, you can adjust the speed to get precise details or fast infill.

2.2 Digital 8-Speed Adjustment

With 8 speed levels, you can customize the filament extrusion for each project. Low speeds for fine details, high for quick infills. This flexibility allows you to get perfect control over your creation.

2.3 USB-A/DC Power: Total Flexibility

The pen can be powered via USB-A (laptop, power bank) or with the included DC 5 V/12 V 2 A adapter, giving freedom of movement wherever you are.

2.4 Replaceable Nozzle & Anti-Drip Design

The replaceable nozzle and anti-drip design prevent clogs and make maintenance simple, ensuring consistent performance and extending the pen’s lifespan.

3. Package Contents

In the box you’ll find everything you need to get started:

• 1 × 3D Pen SL-300 with LCD display

• 1 × Power adapter (AC 100-240 V → DC 5 V/12 V 2 A)

• 1 × USB cable

• 1 × Pen stand

• 1 × User manual

• 2 × Filaments (PLA/ABS, 1.75 mm)

• 2 × Gloves to protect your fingers from the hot nozzle

4. Technical Specifications

5. How to Use the SUNLU SL-300

Basic Procedure

1. Load the filament (PLA or ABS) into the rear section.

2. Adjust the temperature (160-180 °C for PLA, 180-210 °C for ABS).

3. Set the speed according to your project (low for details, high for infill).

4. Start drawing, holding the pen like a regular pen.

5. Turn off the pen and allow the nozzle to cool before storing it.

Tips for Beginners

• Do a test run before your first project.

• Keep your hand steady for fine details.

• Clean the nozzle regularly with the included needle.

6. Shipping & After-Sales

Order Tracking

• 17Track.net: to track your parcel worldwide.

• 4PX Tracking: if shipped via 4PX.

Warranty and Customer Service

• 1 year warranty on electronic components (not valid for non-original filaments or misuse).

• 7-day return policy with video proof of defect.

• Customer service always available to assist you.

7. Safety Precautions

High Temperature Risks

• Burns: Do not touch the nozzle during or after use. Use the included gloves.

• Water & moisture: Avoid exposure to water to prevent electrical damage.

• Electrical safety: Use in dry environments and do not overload the outlet.

• Unplug: Always turn off the pen after use.

General Tips

• Not suitable for children without supervision.

• Store the pen in a dry and safe place.

8. Conclusion: Is the SUNLU SL-300 Right for You?

The SUNLU SL-300 is perfect for those who want to explore 3D creation in a simple and safe way. With intuitive features, high-quality materials and an affordable price, it’s an excellent choice for beginners and experts alike. Thanks to a 1-year warranty and reliable customer service, you can start your 3D adventure with complete peace of mind. Discover the world of 3D creation with SUNLU SL-300! ✨