aquarium fish tank light with extendable brackets

1: The fish tank lights are off, does the indoor light have an impact on ornamental fish?There is also a possibility that you can think of fish as a human being.pond water filter2: How long is it appropriate to turn on the lights in the fish tank?If you don't have any special needs, I recommend that you just follow the sun time, turn on the lights at sunrise and turn off the lights at sunset,aquarium protein skimmer. If you have enough indoor light, you don't actually need a fish tank lamp, just open it when you watch large fish tank.3: The fish tank is not well lit, do you need to be equipped with a fish tank lamp?If the location of your fish tank is not very good, I recommend that you still have a fish tank lamp, most fish still need light, such as goldfish or koi, these fish if the light is not enough, it is easy to fade. 

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