Feature:1. The lamp emits uniformly, with a service life of more than 10,000 hours, which is very practical.2. The onepiece metal shell adopts highaccuracy CNC machine cutting technology, has high structural strength, and is resistant to falling and collision.3. High temperature resistant flameretardant base, flame retardant in emergency situations, fireresistant wire enhances conductivity.4. The product has built-in waterproof sealing ring, waterproof and dustproof.5. Common cathod electrode means 2 color indicator lights share a common cathod electrode.Specification:Item Type: Pre-Wired Round LEDsMaterial: Brass chrome platedUses: Car modification, computer modification, access control switches, CNC machine tools, industrial control instrumentsInstallation Size: M8 x 0.75Voltage: 3-6VFunction: Common cathod electrodeLight Source Type: LEDWorking Temperature: -40-70 or -40-158Working Humidity: 10 percent -90 percent Shade Type: Flat headProtection Level: IP67, IK10Size: Approx. 8mm or 0.3inFeatures: Common cathod Electrode Means: 2 color indicator lights share a common cathod electrodeAfter selecting the common cathod electrode, the black line is the common cathod electrode, the red line is the red light (positive), the green line is the green light (positive), red and yellow, red and blue are the same..Package List:4 x LED Indicator4 x Compression Nut4 x Washer