Mechanical endstop limit switch kit, suitable for RepRap 3D Printer or CNC tool, supporting by RepRap electronics, RMAPS 1.4 and other common used RepRap board. High quality 70cm 22AWG connecting line, thick internal copper core, withstanding 2A current, 300V voltage. Max insulation temperature of insulating layer up to 80 degree. One-piece plug design, easy to install, hard to snap, convenient to plug or release. Connection: Red line connect to VCC (ramps +), Black line connect to GND (ramps -), Green line connect to SIGNAL (ramps s) Common used 1A 125V AC limit switch, strong universality, can be used as switching terminal elements of RepRap 3D printer, CNC machine, for Arduino / Mega etc. system. Product Name: 3D Printer Mechanical Endstop Limit Switch Cable Length: 70cm Switch Size: 32x10mm colour:Color as shown Material:plastic Package Contents: 12 x Mechanical Endstop Limit Switch 12 x 3Pin 70cm Connecting Line