It is one of the most energy efficient lighting system.Good home appliances.It is used in domestic as well as commericial site.People mostly aware of this led bulb.At the starting this led bulb is so costly but its marketing becomes high so people mostly use led bulb now.so I m ensuring people pls use led bulb instead of other flourescent bulb.It has many advantage it save ur electricity and cost will be low and also good lighting system it have.sometimes little bit low intensity