8 Channel Relay Module 12V High and Low Level Trigger Relay Module 20x4 LCD Display Module (Blue) Battery-Backed Real-Time Clock: Maintains accurate

Battery-Backed Real-Time Clock: Maintains accurate time for up to 10 years during power loss using CR2032 lithium backup cell

Low friction operation

Bowden Extruder Ready - Direct drop-in replacement for V6 hotend assemblies

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

8 Channel Relay Module 12V High and Low Level Trigger Relay Module 20x4 LCD Display Module (Blue) Battery-Backed Real-Time Clock: Maintains accurate8 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