EK-04 LED String Light Controller – 8 Modes, 2/4-Way

Take Full Control of Your LED String Lights

The EK-04 LED String Light Controller gives you effortless command over your fairy lights, curtain lights, and decorative string lights. With 8 lighting modes and a simple push-button or knob interface, you can instantly switch between stunning effects to match any mood or occasion — no complicated setup required. Made in Mainland China.

8 Stunning Lighting Modes

• Always On Bright – Steady, full illumination
• Wave – Cascading waterfall light effect
• Flashing – Rapid on/off bursts
• Continuous – Smooth, uninterrupted glow
• Slow Flashing – Gentle, relaxed twinkle
• Ming – Subtle flickering shimmer
• Dreams – Magical, multi-pattern transitions
• Flashes – Dynamic, energetic strobe-style

Key Features

• ✅ 2/4-Way Compatibility – Works with 2-wire and 4-wire LED string light setups
• ✅ Solder-Free & Solder Type Options – Choose the connection method that suits your skill level
• ✅ Low Power Consumption – Energy-efficient design for safe, long-term use
• ✅ One-Button Operation – Cycle through all 8 modes with a single press
• ✅ Waterproof Controller – Suitable for curtain lights and outdoor string light setups
• ✅ Durable Build – PC plastic housing with copper wire connections

Specifications

Package Includes

• 1 × EK-04 LED String Light Controller (lights not included)

Perfect For

Holiday decorations, bedroom fairy lights, curtain light displays, outdoor patio setups, window installations, wedding backdrops, and party ambiance lighting. Wherever your string lights shine, the EK-04 controller lets you customise the effect in seconds.

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For guidance on electrical safety with decorative lighting, visit the U.S. Consumer Product Safety Commission (CPSC) Holiday Safety page.

Learn more: Light switch

Frequently Asked Questions

Q: What types of LED string lights is the EK-04 controller compatible with?

A: The EK-04 LED string light controller is designed for use with curtain lights and decorative fairy string lights that use 2-wire or 4-wire configurations. It supports waterproof LED string light setups and can produce both non-flashing and twinkling effects depending on your preferred mode.

Q: Do I need to solder to connect the EK-04 controller?

A: The EK-04 is available in both a solder-free (push-button connection) version and a solder-type version, so you can choose the option that best fits your DIY comfort level. The solder type requires electric welding to connect the light cables, while the solder-free version offers a tool-free setup experience.

Q: How many lighting modes does the EK-04 offer?

A: The EK-04 features 8 distinct lighting modes: Always On Bright, Wave, Flashing, Continuous, Slow Flashing, Ming, Dreams, and Flashes. You can easily cycle through all modes using the single push-button or knob interface on the controller.

Q: Are the string lights included with the controller?

A: No, the package includes only the EK-04 controller unit. String lights or curtain lights are sold separately. Please ensure your lights are compatible with a 2-wire or 4-wire controller before purchasing.