Probably the most important part of this well-illuminated clock is the light sensor ... which controls the 127 individually addressable RGB LEDs. The clock may look large, but the big printed ...

Plus, the RGB color changing display and night light add a fun and unique touch to your bedroom. We recently tried out the Topski Alarm Clock and were impressed with its features. The bed shaker ...

It’s not a perfect build, but the concept is intriguing: using polarized light and stress-induced birefringence to generate colors without resorting to RGB LEDs. The clock uses white LEDs to ...