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Product Detail Product Name: High Power 400W LED Chip, LED Beads, LED Bulb, LED Matrix. Rated Power: 400W Chip Size: 45mil The arrangement of LED chips：20×20 pcs 45mil LEDchip Lighting Colors: UV Color Wavelength: 365Nm,370Nm,380Nm,390Nm,400Nm,410Nm,420Nm,430Nm Current: 400W 6000mA~7000mA Voltage:60-70V Beam Angle: 120 degree Sealing Material: 2-99%Golden Wires, Copper bracket. Operating temperature: -30 to +85 degree centigrade Welding temperature: 120°Centigrade in 5 second The advantages of UV led: UV – leds combine long life, sharp line spectra, impact resistant, environmental protection (lead-free mercury welding), adjustable power (through the current regulation), instantaneous open and close etc.And no infrared radiation (applicable to heat-sensitive material),In vacuum and low temperature conditions can also be used,And in uv curing , light catalyst And so on various areas play a role . UV Light mainly can be applied to: 1:UV Glue curing、Ink curing； 2: Material engineering: Research on materials with fluorescent lighting schemes, for example, to detect capillary cracks in engine shafts,air-condition and Auto cycle system leak check,Special gas and oil and gas pipeline leakage inspection. 3: Textile industry: Material analysis, such as the composition of woolen products and the properties of additives, detection of invisible stains and dry cleaning trademarks, etc. 4: Food industry: detection of food contamination, rotten fruits (especially citrus), meat, fish, etc. 5: Criminal investigation Cooperate with police work: detection of forged banknotes, checks, documents or their subsequent changes (cleared blood stains, forged pictures, etc.). 6: Postal service: automatic mailing of postage, inspection of operating efficiency of forged stamps. 7: Effect lighting: theater and stage, singing and dancing, performances, discos, bars, restaurants, etc. 8:Monetary security appraisal（RMB、USD、HKD、EUR、GBP） 9:Other applications: advertising and shop window decoration, agriculture (such as seed examination), mineralogy, examination of gems Seek novelty treasure and find ore and field search tool；, art history, ancient literature, diagnosis, Special material fluorescence reflection ,Antique appraisal,etc.