1. Utilizes the ESP32 module, supporting remote control. 2. Reserved UART pins for easy development. 3. Available with either a DC 5-24V or AC power supply. 4. Equipped with a 5V-30A relay. The ESP32 Dual AC Powered 30A Relay Module is a relay module built around the ESP32 module. In terms of hardware, it features an AC-to-DC transformer module, uses a 5V/30A dual relay, supports UART programming, and provides corresponding pinouts for convenient programming. In terms of software, you can choose to develop using the ESP-IDF development environment or the for IDE, making it easy to get started and integrate it into your products. Color: Blue Material: PCB Package Contents: 1 * Relay Module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.