energy saving lamp Voltage: 100V-240V Power: 3W,5W,7W,9W,11W,13W,15W,18W,20W,22W,24W,26W,32W Color temp.: 2700K 6400K Lampholder: E27 B22 E14 2.80% energy saving ,healthy,no stroboscopic,environmental protection, expectancy up to 8000 hours -efficiency,high color-rendering index -brightness(ordinary incandescent bulds are five times) and inflaming retarding.