1W LED=3W CFL(节能灯)=15W白炽灯
3W LED=8W CFL(节能灯)=25W白炽灯
4W LED=11W CFL(节能灯)=40W白炽灯
8W LED=15W CFL(节能灯)=75W白炽灯
12W LED=20W CFL(节能灯)=100W白炽灯