... 6W LED bulb&tube 1.Only transparent cover available 2.PC&AL casing material 6W LED bulb&tubeSpecificationModel number:SJ- ... and outer cases arehard materials, such as Epoxy, ABS, PC,14. No electromagnetism interference, no high power switch and inductance ... parts,Applications:1. Living room, bedroom, kitchen, washroom;2. School, university, hospital, hotel;3. Conference, meeting room, ...