how long can u leave the lights off?

[Toddww1]

went on an overnight trip and kicked my lights off before i left. how long can they go without the lights? see my tank pics, lots of coral and few nems.

 

[melosu58]

If you are just talking an over night trip then you`ll be OK. They would be OK for 3 or 4 days.

 

[Toddww1]

thank you. wound up only being gone 1 day, and everything was fine.

 

[bavass]

had mine off for 3 days to kill algae before