Item Type: Pre-Wired Round LEDs Material: Brass chrome plated Uses: Car modification, computer modification, access control switches, CNC machine tools, industrial control instruments Installation Size: M10 x 0.75 Voltage: 3-6V Function: Common Anode electrode Light Source Type: LED Working Temperature: -40~70/-40~158 Working Humidity: 10%-90% Shade Type: Flat head Protection Level: IP67, IK10 Size: Approx. 10mm / 0.4in Features: Common Anode Electrode Means: 2 color indicator lights share a common anode electrode After selecting the common anode electrode, the black line is the common anode electrode, the red line is the red light (negative), the green line is the green light (negative), red and yellow, red and blue are the same. 12?color LED lights emit uniformly, with a life span of more than 10,000 hours. 2High?accuracy CNC machine tool cutting technology, one?piece metal shell has high structural strength, drop resistance and environmental protection. 3Ingenious design, built?in waterproof sealing ring, waterproof and dustproof. 4High temperature resistant flame?retardant base, flame?retardant in emergencies, enhanced conductivity of fire?resistant wires. 5Common anode electrode means 2 color indicator lights share a Common Anode electrode. 4 x LED Indicator 4 x Compression Nut 4 x Washer