NEW-Universal 3Pin 4Pin Light Tachometer Speed Sensor For Treadmill Repair Parts

2 types: 3Pin, 4Pin. 1 x 3Pin speed sensor (PC). 1 x 4Pin speed sensor (PC). Compatible with: most treadmill. HDMI to DVI Converter+5V/1APower Adapter High-definition Audio Converter. 100V-240V Digital Audio Switcher SPDIF/Toslin Switcher 2x1 with IR Converter.