Folks, if you've recently upgraded or renewed your annual club membership but it's still not active, please reach out to the BOD or a moderator. The PayPal system has a slight bug which it doesn't allow it to activate the account on it's own.
I had the 200 on my other tank. It helps me know when the pump flow is slowing down.
1. Needs cleaning
2. Breaking down
At one point my pump was all green (as it was running) but the water level was off. So I didn’t think too much until a few days later when the flow was still showing...