15 watts of energy-saving lamps equal to the number of tile incandescent lamp?
9 watts LED is equal to 27 watts energy saving lamp brightness, equal to 70 watts incandescent brightness
7 watts LED is equal to 21 watts energy saving lamp brightness, equal to 55 watts incandescent brightness
5W LED is equal to 15 watts energy saving lamp brightness, equal to 40 watts incandescent brightness
3W LED is equal to 7W energy saving lamp brightness, equal to 25 watts incandescent brightness
