... : 1).Installation, only need remove the stater & ballest; 2). Use the OMD led to ensure the high luminance & lower ... hydrargyrum or other harmful materials listed in RoHS;7).color vision: color temperature can be adjusted from 2500K to 8000K. ... Applications: 1.use in family( living room, bedroom, kitchen, washroom )2. School, University, Hospital, Hotel, business center,shopping mall3. Conference, ...