Description
The Sinilink WiFi Mobile Phone Remote Control Relay Module is a compact, ready-to-use smart switch designed to add wireless control to home appliances and electrical devices. It combines the popular ESP-12F WiFi module with a high-current relay and supports voice control through Tmall Genie and Xiaodu voice assistants, making it a practical entry point for home automation .
The module operates from a DC 5V supply (with 5V-36V variants available) and features a 10A relay output capable of switching AC 250V or DC 30V loads . This means it can directly control lamps, fans, motors, and other household appliances. The relay provides Normally Open (NO), Normally Closed (NC), and Common (COM) contacts for flexible wiring configurations .
Setup is handled through the Sinilink mobile app, available for both iOS and Android . The module supports 2.4GHz WiFi (5GHz is not supported) and enters pairing mode by default when powered on . The onboard button allows manual relay control and initiates pairing mode when held for several seconds .
The module supports multiple operating modes, including self-locking (toggle) and inching (momentary) modes, configurable through the app . It also offers timing functions including countdown timers, scheduled on/off, and loop timing for recurring tasks . Device sharing allows multiple users to control the same module .
The module supports remote firmware upgrades, ensuring it stays current with the latest features . It is compatible with Tasmota for advanced users who prefer local control without cloud dependency .
Whether you are a homeowner automating lighting, a maker building a smart home system, or a business purchasing in bulk for product development, the Sinilink WiFi Relay Module offers a reliable, cost-effective foundation. It is suitable for individual users, students, and businesses alike.
Features
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ESP-12F WiFi module — Reliable 2.4GHz wireless connectivity
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Voice control support — Compatible with Tmall Genie and Xiaodu voice assistants
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10A relay output — Switches AC 250V / DC 30V loads
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Sinilink app control — iOS and Android mobile app for remote switching
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Self-locking and inching modes — Configurable operating modes via app
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Timing functions — Countdown, scheduled on/off, and loop timing
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Device sharing — Multiple users can control the same module
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Remote firmware upgrade — Keeps the module up to date
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Manual button control — Onboard button for local switching and pairing
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Tasmota compatible — Alternative firmware option for local control
Technical Specifications
| # | Parameter | Specification |
|---|---|---|
| 1 | WiFi Module | ESP-12F |
| 2 | Working Voltage | DC 5V (5V-36V variants available) |
| 3 | Load Voltage | AC 0-250V / DC 0-30V |
| 4 | Load Current | 10A maximum |
| 5 | WiFi Standard | 2.4GHz b/g/n (5GHz not supported) |
| 6 | Relay Type | Single Pole Double Throw (SPDT) |
| 7 | Operating Temperature | -20°C to +70°C |
| 8 | Dimensions | Approx. 65 × 32 × 19 mm |
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