this aquarium light fits the bill. It is the second iteration, but [William] calls it v1. That’s because v0 — which used a few loops of LED strips — never really met his requirements.

[Kalle Hyvönen] just finished building his own aquarium lights. He used four powerful soft-white LEDs, mounting them on a pair of heat sinks to keep things cool. Now he could have just connected ...

Turn the aquarium light off during nighttime hours Create an artificial, routine day-and-night cycle Utilize colored LED lighting Use timers and programmable lights to keep a regular schedule Of ...