ALLNET 4duino 3D Printer Endstop Switch roduct Model: OKY3551 Endstop Mechanical Limit Switch Limit 3D Printer Switch for RAMPS 1.4 Product Description
Collision module and number 13 interface structures, simple circuit, the built-in LED flasher make collision. Using digital interface with leds, 13 will crash sensor access number 3 interface, when the collision sensors sensor to have a collision signal, motherboard with module of leds light up at the same time.