ESP8266 ESP-01S WiFi Relay Module 5V Wireless Remote Control Switch Board for Intelligent Energy Saving Management

# ESP-01 WiFi Relay Module for Smart Home & Electronic Development ### Core Advantages: ✅ **Reliable High-Load Control**: Adopts SRD-3VDC-SL-C electromagnetic relay, supports up to 10A 250VAC / 30VDC load carrying capacity, ensures secure and stable on-off control for all types of low-power and high-power electrical appliances. ✅ **Convenient Remote IoT Control**: Fitted with high-performance ESP-01 WiFi module with gold-plated pins, it supports 2.4GHz wireless connection for remote control via your smartphone or tablet. No complex wiring arrangement is needed, you can control connected devices remotely no matter where you are. ✅ **Long-Lasting Durable Build**: Made of thick flame-retardant fiberglass PCB board, it effectively prevents short circuit, overheat and physical wear, and maintains stable performance even under frequent testing use or long-running DIY projects. ✅ **Super Easy Installation**: Pre-soldered standard pin sockets and green screw terminals, no extra soldering work is required during assembly. Both electronics novices and professional developers can save much time on project building. ✅ **Universal Compatibility**: Built-in high-precision voltage regulator circuit with high-quality electronic components, it supports 3V DC input and works with most mainstream microcontroller boards including and Raspberry Pi, no extra power supply is needed, fits all kinds of electronic project needs.

### Parameters: Working voltage: DC 5V Relay load rating: 10A 250VAC, 10A 125VAC, 10A 30VDC, 10A 28VDC Color: As pictured Quantity: 1 Piece

### Warm Tips: 1. The product image is not to scale, please check the description for exact size information. 2. 1-2mm measurement deviation is normal due to manual measurement. 3. Actual product color may vary slightly from the image due to different monitor color calibrations. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.