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Item #:
49215119
4 Channel Smart WiFi RF Bluetooth Wireless Dry Contact Relay Switch Module,Phone app Remote Control,Compatible with Alexa Google Home Tuya 4CH 5V
Item #:
49215119
€ 30
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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In stock
Imported from USA store
QTY:
Order now and get it around Tuesday, July 14
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Control your home appliances or electrical devices anytime and anywhere through the free Smart life/Tuya App
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Remote Control
Easily manage and operate devices from anywhere using the phone app, enhancing convenience in home automation.
Voice Compatibility
Seamlessly integrates with Alexa and Google Home, allowing hands-free control and simplifying daily tasks.
Versatile Connectivity
Supports both WiFi and Bluetooth connections, providing flexible installation options for AC/DC devices ranging from 7-32V.
Product Details
- Bluetooth WiFi relay with Smart Life Tuya app control and 433MHz RF & Bluetooth remote
- 3 working modes: self-lock, momentary, and interlock switch for versatile usage
- DIY WiFi garage door opener and automation for various applications
- Simple ABS shell for easy mounting and installation in electronic boxes
- Voice control compatible and can be linked with Alexa, Google Assistant, and Siri
- Can be remotely controlled using the Smart Life/Tuya app via 2.4G WiFi
| Item Weight | 0.5 lbs (230 grams) |
Who Should Buy?
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Smart Home Users
Ideal for homeowners who want to integrate devices and control them remotely via a smartphone app.
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Tech Enthusiasts
Perfect for users familiar with smart technology, seeking advanced control over home appliances and systems.
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DIY Project Makers
Great for hobbyists looking to create custom automation projects using a flexible relay control system.
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Non-Tech Savvy
Not suitable for users who are unfamiliar with smart devices and may struggle with app-based controls.
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Heavy Duty Use
Not ideal for industries requiring robust switches, as it is better suited for light to moderate applications.
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Limited Compatibility
May not work well with all existing home systems, limitations in compatibility could frustrate potential users.
Product Description
4 Channel Smart WiFi RF Bluetooth Wireless Dry Contact Relay Switch Module,Phone app Remote Control,Compatible with Alexa Google Home Tuya 4CH 5V ACDC7-32V
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is a 4 Channel Smart WiFi RF Bluetooth Wireless Dry Contact Relay Switch Module?
Answer: A 4 Channel Smart WiFi RF Bluetooth Wireless Dry Contact Relay Switch Module is a versatile device that allows users to control multiple appliances or devices remotely through a smartphone app. The module supports WiFi and Bluetooth connectivity, enabling integration with smart home systems such as Alexa and Google Home. This lets users operate devices like lights, fans, or security systems from anywhere using their mobile phones. Moreover, the dry contact relays ensure safety and compatibility with various electrical loads. -
Question:
How do I set up the 4 Channel Smart Relay Switch Module?
Answer: Setting up the module involves a few straightforward steps. First, connect the relay switch to your power source and ensure it's appropriately wired. After that, download the compatible app, such as Tuya Smart, on your smartphone. Follow the app instructions to link the relay with your WiFi network. Once connected, you can customize the settings, create schedules, and link it to your Alexa or Google Home devices for voice-activated control. This makes it easy to automate tasks based on your preferences. -
Question:
Is this relay switch module compatible with my home WiFi?
Answer: Yes, the 4 Channel Smart WiFi Relay Switch Module is compatible with most home WiFi networks. It supports both 2.4 GHz and Bluetooth connectivity. To ensure proper functionality, make sure your router is set to 2.4 GHz, as many smart devices rely on this frequency. If your WiFi is stable and has a good range, you should experience seamless connections and controls through the mobile app, giving you remote access to your devices. -
Question:
Can this relay switch be controlled by an app?
Answer: Absolutely! The relay switch can be controlled using a mobile app like Tuya Smart. This app enables you to operate the switch remotely, allowing you to turn devices on or off, set timers, and monitor energy usage. It’s particularly useful for managing home appliances when you're away or for creating automation settings. With the user-friendly interface, users can easily navigate through options to customize their smart home experience. -
Question:
How does it integrate with Alexa or Google Home?
Answer: The relay switch seamlessly integrates with both Alexa and Google Home, which allows for voice control. After completing the setup in the Tuya app, you must enable the Tuya skill in the Alexa app or link the service in Google Home. This integration allows you to use simple voice commands like 'Turn on the living room lights' or 'Switch off the fan’ making your home smarter and more convenient to manage without needing to use your phone. -
Question:
What types of devices can I connect to this relay module?
Answer: This relay module can connect to various types of appliances as it features dry contact relays. You can connect devices like lights, ceiling fans, home security systems, and more. It is particularly suitable for controlling devices that require on/off control without needing to handle high voltage directly. Thus, it makes an ideal choice for users looking to add smart capabilities to existing household appliances. -
Question:
What is the power supply requirement for this relay switch?
Answer: The 4 Channel Smart WiFi Relay Switch Module operates on a 5V power supply, which is quite standard for such devices. You can use a USB power adapter or a compatible power source that meets this requirement. It’s essential to ensure that your power supply is stable and provides adequate current to avoid interruptions in device operation, ensuring consistent performance and reliability. -
Question:
Are there any safety precautions I should consider?
Answer: Yes, when using the relay switch module, adhere to basic safety guidelines. Ensure you properly wire all devices according to electrical standards to prevent short circuits. It's advisable to use the relay switches for devices rated within the module’s specifications to ensure safety. Additionally, regularly check connections and settings in the app to keep your system secure and functional. -
Question:
Can this device be used outdoors?
Answer: While the 4 Channel Smart Relay Switch Module is designed for indoor use, it can be used outdoors provided it is housed in a suitable weatherproof enclosure. Make sure the connections are secured and protected from moisture and environmental factors. This setup allows you to control outdoor lighting or garden appliances conveniently from your smartphone or through voice commands, enhancing your outdoor living experience. -
Question:
Where can I buy the 4 Channel Smart WiFi RF Bluetooth Wireless Dry Contact Relay Switch Module?
Answer: You can purchase the 4 Channel Smart WiFi RF Bluetooth Wireless Dry Contact Relay Switch Module from Ubuy. They offer a wide selection of smart home devices and ensure reliable shipping within Malta. Simply visit their website, search for the product, and you can easily place your order to enhance your home automation setup.
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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“Accurate delivery timing given”
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“Not madly expensive like I thought, and much quicker than promised.”
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12 June 2026 · via Trustpilot
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- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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€ 30
Order now and get it around Tuesday, July 14
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- Remote control home appliances or electrical devices
- Suitable for environments without wifi network
- Easy configuration with Smart life app
- Schedule and share with family
- Voice control with Alexa, Google assistant, Smartthings Siri
- Widely used in DIY home automation
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