Why do home LED lightbulbs have so much heat on heatsink yet devices like iPhone that use LED lighting seem to have very little
In: Engineering
Since the LED bulbs can convert 80% the energy to light. But the iphone can not. Now most of the led product like this https://yahamlighting.com/products/led-high-bay-light/turbo.html can save the heat energy which can save the cost.
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