8 Channel Relay Module 12V High and Low Level Trigger Relay Module 20x4 LCD Display Module (Blue) and clock signal conditioning to

and clock signal conditioning to ensure stable operation

2 slot features proper keying and retention mechanisms to prevent accidental disconnection during operation

1 x ATTiny85 USB Development Board

The 5-inch LCD HDMI Touch Screen Display is a versatile TFT LCD panel module designed for interactive applications

verifying DC power rails in network switches and measuring loop current in analog telephone circuits

8 Channel Relay Module 12V High and Low Level Trigger Relay Module 20x4 LCD Display Module (Blue) and clock signal conditioning to8 Channel Relay Module 12V High and Low Level Trigger Relay Module 8 Channel Relay Module 12V High and Low Level Trig This is 8 Channel 12V Solid State Relay Module. A solid state relay (SSR) is just what it sounds like; an IC that acts like a mechanical relay. They allow you to control high voltage AC loads from lower voltage DC control circuitry. They accomplish this by using infrared light as the 'contact,' a solid state relay is really just an IR