Vibrant 4-Channel WiFi Relay Module
33.99 €
🆓 FREE SHIPPING with tracking number!
✅ No Import Taxes on delivery!
🏷️ Condition: New
🚚 Ships from: HK Warehouse – Hong Kong (China)
↩️ Easy Returns within 30 days of receipt
🙋 Any questions? Contact Jake
This 4-channel relay module features a vibrant green PCB housing four bright blue 5V relays, each capable of switching loads up to AC 250V or DC 30V, controlled via GPIO pins from the on-board ESP8266 ESP-12F WiFi module with 4MB FLASH memory. Powered by an integrated AC-DC switching power supply supporting input voltages of AC 90-250V or DC 7-30V, it includes a reset button, power indicator, programmable LED, and relay status indicators. The module offers convenient interface connections for programming (GND, RX, TX, 5V) and relay output terminals with NC, COM, and NO contacts, ensuring reliable high- and low-state switching for versatile automation applications.
This this 4-channel WiFi relay module's sleek design
Experience seamless automation with this vibrant green 4-channel relay module, featuring four bright blue relays that instantly catch the eye. The compact PCB is densely populated with high-quality components, including surface-mount resistors, capacitors, and integrated circuits, forming a precise, high-tech look. The on-board ESP8266 ESP-12F WiFi chip, with 4MB FLASH memory, supports robust wireless connectivity. Functional elements include a reset button, power and relay status LEDs, and screw terminal blocks for easy external load connections. The module’s color-coded relays, labeled terminals, and clear input/output markings give it an organized, professional appearance. Perfect for smart home or industrial automation projects, it combines aesthetic appeal with practical engineering for reliable, remote-controlled switching.
Keys features of this 4-channel WiFi relay module
- The module has a bright green PCB with four contrasting blue relays, creating a visually appealing, high-tech aesthetic suited for modern automation projects.
- Features an advanced ESP8266 ESP-12F WiFi module with 4MB FLASH, supporting seamless wireless control, accompanied by programming ports including GND, RX, TX, and 5V for easy setup.
- Supports input voltages AC 90-250V and DC 7-30V, powered by a built-in switching power supply that ensures stable operation across various applications.
- Equipped with four 5V relays capable of switching loads up to AC 250V or DC 30V, with clearly marked Relay terminals: NC, COM, and NO for versatile load management.
- Includes handy features like a reset button, an indicator LED for power, relay status LEDs, and screw terminal blocks for secure external connections, all integrated into a durable, professional layout.
- Supports development platforms such as Eclipse and IDE, enabling tailored programming and debugging—perfect for developers and electronics enthusiasts.
- Overall, this module combines vibrant aesthetics with reinforced technical precision, making it ideal for integrating into smart home systems, automation projects, or remote switching solutions requiring reliable WiFi connectivity.
This this 4-channel WiFi relay module is perfect to elevate your automation projects
Imagine how effortlessly you’ll be able to automate your home or industrial setup with this high-quality, visually appealing relay module. Its precise design, combined with advanced wireless control, makes it an indispensable addition to your tech toolkit. Whether you're a DIY enthusiast, a developer, or an engineer, this module promises seamless integration, reliable performance, and easy connectivity. Start envisioning your projects, confident that this sleek, durable module will handle even demanding load controls with style. Invest today to transform your automation capabilities with a trusted, high-performance component.
| Color | 4-Channel |
|---|---|
| Condition | New |
| Warehouse | HK Warehouse – Hong Kong |
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Here's why you can shop with confidence:
1. Customer Service That Has Your Back 🤝 – If there's any issue with your order, I personally handle it—no delays, no excuses. Whether it's a delivery concern, a damaged item, or any other issue, I fix it, fast.
2. Hassle-Free Resolutions ✨ – Unlike many sellers who dodge responsibility, I take full ownership of every sale. If there's a problem, I solve it directly. Your satisfaction is my priority.
3. Fast & Reliable Shipping 🚀 – My shipments are integrated into high-priority international logistics networks through Cainiao Global Express, ensuring most orders arrive within 7-10 days.
4. Full Tracking Transparency 📍 – Every order comes with a tracking number that lets you monitor your package in real time.
5. Expertise in Business & Problem-Solving 🎓 – I am not just an entrepreneur in the e-commerce business; I also hold a PhD in Mathematics and continue to work at the frontier between computer science and pure mathematics. My expertise spans multiple advanced fields, allowing me to approach complex logistical, operational, and technical challenges with precision and efficiency. This mindset of structured problem-solving and analytical thinking is what enables me to offer a smooth, optimized, and highly reliable shopping experience. Whether it's managing logistics, handling unexpected issues, or improving customer service, I apply the same rigorous problem-solving approach that I use in advanced mathematical research.
When you buy from JakeSpecial, you're not just getting a product—you're getting a professional, well-managed, and worry-free shopping experience with full customer support and a problem-solving approach you won't find elsewhere 💫
FAST & SECURE SHIPPING 📦
I use fast, reliable, and monitored logistical routes to your region. Once your package reaches your country, it is handed over to a local subsidiary of Cainiao Global Express or a major national carrier, such as Evri or Royal Mail for the UK, Colissimo for France, Poste Italiane for Italy, Correos for Spain, or Bpost for Belgium 🌍
I typically dispatch items within 2 business days for products shipped from my warehouse in France and within 5 business days for products shipped from my Hong Kong warehouse. Every package comes with a tracking number, with estimated delivery times ranging from 10 to 20 days, depending on your location. However, most packages arrive within 7 to 10 days ⚡
Q: How long does shipping take? ⏱️
A: Most packages arrive within 7-10 days, with full tracking available. The Cainiao Global Express logistics network ensures reliable transit times, unlike standard shipping services that may take much longer.
Q: What is the journey of a package? 🗺️
A: Every package follows a highly optimized and secure logistics path to ensure fast and reliable delivery. It begins at my warehouse in Hong Kong, where it is prepared for shipment before being transferred to Cainiao Global Express' logistics hub in Mainland China, marking the official start of the shipping process. From there, the package moves through Cainiao's high-efficiency logistics network, ensuring continuous monitoring and rapid transit to its destination country. Once it arrives, it is either handed over to a local Cainiao subsidiary or entrusted to a major national carrier for smooth final delivery. This process guarantees secure, fast, and well-tracked shipping, providing the same level of efficiency as major global retailers.
EASY RETURNS 🔄
If you need to make a return, there's no need to ship the item all the way back to Asia. I make returns easy by accepting them directly at my warehouse in Marseille, France. Feel free to reach out to me — I'm here to make the process as smooth as possible 📬
TRANSPARENCY AND EXCELLENCE ✨
All items are presented accurately in photos and descriptions. If you have any issues with your purchase, please contact me. Your satisfaction is my top priority 💯
PASSION & UNIQUE EXPERTISE 💪
I take pride in offering meticulously crafted items, carefully curated by me, Jake, PhD. Together with Marwa, we bring passion and excellence to every detail ❤️
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