4 Channel Relay Module Relay Board Arduino Relay Module spring and you can use it

and you can use it on the go

Designed to Be Interchangeable With Signetics NE556

The clear or clear-ish bulb is what protects the light emitter (thats where the magic happens)

• Premium Silver solder (2%)

Dimensions Height 12

4 Channel Relay Module Relay Board Arduino Relay Module spring and you can use itThe 4 Channel Relay Module is a versatile and reliable component that allows you to control larger loads and devices using your microcontroller. This module is compatible with popular microcontrollers like Arduino, AVR, PIC, and ARM, providing a simple and effective way to interface with your digital outputs. Key Features: 4 Channels: Control up to four devices simultaneously. High Current Relays: Handles loads of up to AC250V 10A or DC30V 10A. Easy