5V relay with isolation

✔ Optocoupler Isolation – Prevents back EMF damage to control circuits
✔ Wide Compatibility – Works with 3.3V & 5V microcontrollers (Arduino, ESP32, STM32)
✔ High Load Capacity – Supports up to 10A 250V AC or 10A 30V DC
✔ LED Indicators – Relay status (ON/OFF) and power supply indication
✔ Screw Terminal – Secure wiring for high-current connections