Filamemnt Fault Detection Switch For PLA ABS (1.75mm Filament)

From the shop's description

Filamemnt Fault Detection Switch For PLA ABS (1.75mm Filament) is a high-quality electronic component designed for Arduino, prototyping, and educational electronics. FES V1.0 Filamemnt Fault Detection Switch For PLA ABS stop trigger switch (for 1.75mm Filament) Wiring: Red: Vcc Black: GND ground White: Signal It’s perfect for DIY makers, students, and anyone building custom electronic circuits or STEM kits.