... stroboflash per second.4 .No UV light, no mosquito, room can be clearer which is using led lamps Applications: Residential house, school, ... office building, shopping mall, subway and factoryTechnical SpecNameHigh Efficiency LED tubeItem No.T8 tube 20WLight SourceSMD 0.06W LEDInput VoltageAC ... Silver Aluminum BodyLED’S Operating Life50,000 Hours No UV light, no mosquito 20W LED light T8 tube low heat