ShillehTek 1-Channel 12V Relay Module Arduino Raspberry Pi

[1 RELAY CHANNEL]: Control a single device—ideal for home automation, robotics, industrial control, and DIY electronics projects. [12V DC OPERATING VOLTAGE]: Works with 12V systems, compatible with Arduino, Raspberry Pi, ESP32, and PLCs. [HIGH & LOW LEVEL TRIGGER]: Supports both trigger modes for flexible integration with microcontrollers and automation systems. [SAFE OPTICAL ISOLATION]: Built-in optocoupler protects your control circuits and ensures stable, safe operation. [EASY SETUP & MONITORING]: Screw terminals and onboard status LED for simple wiring and real-time relay status feedback.