With our expertise and talented team, we are devoted to providing rapid and professional products and services to you. Should you have any questions regarding our products, services, or your orders, please feel free to contact us for further help. Led Tunnel Light, Tunnel Lights , Explosive Proof Light , 100 Watt Led Street Light ,Underwater Fish Attracting Lights . Our products include high power cob led lights, outdoor basketball court lighting, high mast led flood light,green fish light, and road tunnel lighting. The product will supply to all over the world, such as Europe, America, Australia,Rotterdam, panama,Bulgaria, Birmingham.Who is KCOB? KCOB is a One&only LED LASER CERAMIC COB manufacturer in China. a COB chip made by special packaging pattern: a particular combination of PCB, blue chip&patented laser ceramic.What is the features? 1. High lumen density: longer lighting distance&illuminance; 2. Better heat reliability: heat sinking by both PCB and ceramic surface, 0% lumen decay in 5 years: ;3. Hard surface: impact proof to temperature&humidity;What is the use of COB?We make our own lamp with it too,which is including the Artificial lighting,industrial lighting, led commerial lighting,fishing lights underwater,outdoor led flood lights...