led

I have a single fixed ceiling light in my bathroom. I'd like to replace it with 4 recessed LED lights. Does this need a new circuit for the additional 3 lamps, or can I just spur off each one? The ceiling is over 3m, so if I can do this without a new circuit I understand this would not be...

Has anyone else noticed that a lot of multi coloured multi function Christmas lights made in the last few years have the the colours of Blue & Red and Green and Orange tied together. In other words there is 2 not 4 channels from the controller. i.e. A lot of lights these days don't seem have...

Hi all, I would like to power 300 (addressable) LED pixels. This type. They are 5V. I only need to power them for about 30 minutes, maybe 20 minutes. Would it be right to buy 8x AA 2100mah battery of a certain type (of which I'm not sure) to power these? The microcontroller I would be...