hygger pump

Hello, I was just wondering what is the lowest flow rate the hygger 1600 gph power head can go since I can’t find it online. I have a 15 gallon tank with a return pump thats 158gph and want add a little more flow.

Hello, I have my new refuge running. 75 gallon tank. 20 gallon refuge. 1 1/2 inch PVC overflow. Hygger 4000 return pump. Two wrasse One clown - he keeps killing the other clowns Three Damsel fish Five anemones - two long T, three bubble Four snails Four crabs Live sand Live rock Ph - 8.2 Temp...