1CH Smart Wi-Fi Dry Contact Relay Remote Control Switch for Garage Doors, Gates & Smart Home

Product Description

Automate access and control in your home or business with the 1CH Smart Wi-Fi Dry Contact Relay Switch Module.

Designed to support a wide range of devices—garage doors, irrigation systems, access control units, and smart gates—this smart relay offers remote and voice control capabilities using the Tuya or Smart Life app. 

Whether you're using AC 85–250V or USB 5V, this module is easy to install, highly versatile, and compatible with Alexa and Google Home.

With support for inching (momentary) and self-locking modes, it's a powerful automation tool for any smart home or commercial setup in Trinidad and Tobago.

Key Features & Benefits

Dual Voltage Input

Operates with either USB 5V or AC 85–250V for flexible installation.

Dry Contact Output

Provides potential-free contacts, ideal for garage doors and access control systems.

Two Control Modes

Switch between self-locking or inching mode for precise control over various devices.

App Remote Control

Manage devices from anywhere using the Tuya Smart or Smart Life app.

Voice Control Compatible

Works seamlessly with Amazon Alexa and Google Home.

Timer & Countdown Function

Set schedules or countdowns to automatically turn devices on/off.

Device Sharing & Grouping

Share control with family and manage multiple devices in scenes or groups.

RF433 Support

Compatible with RF433MHz remote controllers for backup manual control.

Wi-Fi + Bluetooth Pairing

Simplified setup via Bluetooth, stable 2.4GHz Wi-Fi control (not 5GHz).

How It Works / How to Use

1. Choose power input: USB 5V or AC 85–250V.
2. Download the Tuya Smart or Smart Life app.
3. Hold the button to enter pairing mode.
4. Connect to 2.4GHz WiFi and follow the app steps.
5. Name your device and set mode: self-locking or inching.
6. Use the app or voice assistant to control your connected appliance.
7. Optionally pair an RF433 remote or share access with others.

Specifications

• Channels: 1 (Single output)
• Input Voltage: USB 5V or AC 85–250V
• Max Load: 10A
• Output Type: Dry contact/passive (no voltage supplied)
• Wireless: Wi-Fi 2.4GHz b/g/n + Bluetooth + RF433MHz
• Modes: Self-locking and inching
• App Support: Tuya Smart / Smart Life (Android & iOS)
• Operating Temp: -20°C to 70°C
• Functions: Timer, countdown, scene linkage, group control

What’s in the Box

• 1 x 1CH Smart Relay Wi-Fi Module (USB/AC Version)
• 1 x Instruction Manual