Light Directionally News Today

Bulb. so this right here, lets start with this. this is an led. >> this is also an led. leds are great because they use 80% less energy than an incandescent bulb. whats nice is they turn on instantly, full brightness. you get full brightness on them. and many of them are dimmable. and theyre also really very bright. the down side of them are not all of them emit light directionally. this one does. the ones we rate highly do. at this point, one of the biggest down sides of them is the cost. theyr...