Here ’s an alarm clock that mocks those old - timey incandescent bulbs , packing LEDs inside to show how those tiny junction rectifier can lead circles around antiquated tungsten filaments . From a Korean fellowship holler 10×10 , its LCD board in front show you the common time and temperature information , but it ’s that beam breathe from within that makes this cheap slight trinket a affair of flash sweetheart .
It ’s a undecomposed thing there are LEDs lighting up this $ 12 clock , too , because it runs on four AA batteries , and the vim - saving characteristics of LEDs will hail in handy in the power saving department . The equipment ’s main prank is cycling through all those color , and of path , arouse you up in the daybreak . But then , with such a glorious light show going on , who would ever want to go to catch some Z’s ? [ 10×10 , viaSci Fi Tech ]
LEDs
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