Features Long-lasting Performance: With a service life exceeding 10,000 hours, these PreWired Round LEDs emit uniform light, ensuring durability and reliability for long-term use. High Structural Strength: Utilizing high-accuracy CNC machine tool cutting technology, the one-piece metal shell provides exceptional structural strength, drop resistance, and environmental protection. Enhanced Safety Features: Featuring fire-resistant wire with enhanced conductivity and high temperature resistance, along with a flame-retardant base, ensuring safety and reliability in emergency situations. Waterproof and Dustproof: Boasting excellent performance and built-in waterproof ing ring, these Waterproof LEDs are designed to be waterproof and dustproof, guaranteeing functionality in various environments. Common Anode Electrode: The common anode electrode design allows the 2Color Signal Light to share a common anode electrode, providing efficient and reliable dual-color indicator lights. Features: 1、Has a service life of more than 10,000 hours, and the LED emits uniform light. 2、High？accuracy CNC machine tool cutting technology, one？piece metal shell has high structural strength, drop resistance and environmental protection. 3、Fire？resistant wire, enhanced conductivity, high temperature resistance, with flame？retardant base, it can be flame？retardant in emergency. 4、With good performance, built？in waterproof ing ring, waterproof and dustproof. 5、Common anode electrode means 2 color indicator lights share a common anode electrode. Specification: Item Type: Pre-Wired Round LEDs Material: Brass chrome plated Uses: Computer modification, access control switches, CNC machine tools, industrial control instruments Installation Size: M8 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. 8mm / 0.3in 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. Package List: 4 x LED Indicator 4 x Compression Nut 4 x Washer Package List 4 x LED Indicator 4 x Compression Nut 4 x Washer