Using camper energy savings ideas (LED) in your house?

You can use camper energy saving ideas in your house by always buying the pre-cooled beer. Works every time. :)

I just replaced eight 50 watt halogen bulbs with 6 watt LED's. They came directly from China. Two of them quit working within ten days.
Fortunately I bought a couple extra.
It saved energy but, not much money yet.