This is a remote-controlled and colour-changing LED RGB light bulb. It fits multi-purpose in life. It has a beam angle of up to 270 degrees, 450 lumens, 85CRI super high display. It is very easy ...

[Fjord Carver] brings together an RGB LED and CdS ... Those Cadmium Sulfide lights sensors usually have a very wide swing of resistance when exposed to varying levels of light sensitivity.

They also produce a range of continuous (always on rather than emitting a burst of flash) video lights such as the CB200C COB ...