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• High Power 40*90mm AC 220V COB LED Chip 30W Smart IC No Driver Need Cold Warm White For LED Flood Light Spotlight DIYFeaturesSmart IC No Need Driver. Bright and Energy Saving: The COB gentle chip has the traits of excessive brightness, low calories intake and long life, instant start, uniform gentle emission, no flicker. Easy Installation: The LED chip is wear a small aluminum substrate and can be configured for welding as required. Light in weight and small in size, it is simple to shop and use. Wide Application: Suitable for DIY modeling lights, spotlights, and other lighting products, to boot traffic lighting, landscape lighting, advertising and marketing and advertising and marketing lighting, indoor lighting, etc: LED COB Smart Chip Watt: 30W Volt: 220-240V Color Temperature: Cold White 6000-6500K;Warm White 2800-3200K Color Rendering Index:Ra80 Beam Angle :120 degree Feature: No Need Driver;;Smart IC;;Easy to DIY How to use it: Connect 220-240V Lifespan:over 10,000hrs Housing material:AluminumRemarkIt must need a heatsink aluminum for cooling, don't gentle it with out heatsink aluminum Included1x cob led chip

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