How to choose healthy LED lights?

The first time, or replacement, be sure to bite your teeth and buy a good one. Light is not fancy, energy-saving, eye protection, mainstream brand. Only a few. Not much to say, it depends on your consumption concept. The water of lamps is very deep, mainly misleading on the surface. It's expensive to install headlights in a big house, but how can you live in a big house without money? For general household use, it needs to be equipped with a good light bulb. actual ...