Prewired Surface Mount LEDs (2835, Red LED) - 3 Pack BLINDINGLY BRIGHT: Outstanding value for brightness. Each super thin tiny LED light is a uniform, evenly distributed punch of brightness, with five times the brightness of a regular 5mm LED SURFACE MOUNT: High quality super bright surface mount LED attached into a tiny, custom designed flexible circuit board with built-in resistor. They can be mounted with the included 3M adhesive. PREWIRED: 3 feet of wire lead for 5050, and 1.5 feet for 2835. Works on any 12 volt DC system. Pre-installed wiring is secure, rugged, and easy to work with. You can just hook up the red one to positive, and the black one to negative/ground. ENDLESS POSSIBILITIES: 1000's of creative uses, whether you want to light up your car, truck, boat, house, our high quality LED Module is just what you need. The project ideas are endless, and we love seeing new ways our customers use this LED. Send us your application photos! LIFETIME GUARANTEE: We sell products that last. Our rock-solid guarantee means we'll replace your LED if there's ever a problem. Pass it on to the next generation with confidence.