-Induction ceiling light -60%-80% energy saving -Life span 60,000-100,000 ... -CE,CCC,CB... Hot!!! 40W, 80W PC Round Shade Induction Ceiling Light C-50011. Technical data: Wattage: 40W, 80W Frequency: 140~250KHz ... effeciency ≥65-85Lm/W, save 20%-80% energy.(3) Low light falling: ≤5% in 2000 hours.(4) Low temperature: normal working ... .(10) CRI≥80Ra Hot!!! 40W, 80W PC Round Shade Induction Ceiling Light