Sutro Water Monitoring System For Chlorine Hot Tub

  Sutro will help you keep your chlorine level perfect in your hot tub! Hot tubs can be challenging to manage just due to the fact that they are the perfect environment for bacterial growth if not properly maintained. Sutro tests your water 3x/day and gives you treatment instructions to make sure that your tub is ready when you are! It's the simple, safe, and seamless way to measure, monitor, and get treatment recommendations to keep your water safe.   The Sutro Box comes with:  (1) Sutro Monitor (this floats in your pool or spa) (1) Water test cartridge (measures pH, free chlorine (and bromine for spas), and alkalinity). It also works for saltwater pools.  (2) Rechargeable Li-Ion batteries (1) Hub and Charger base unit (this goes in your house to extend the Sutro's range) (1) US-110V adapter   The Sutro application is available both on iOS and Android. You can download either of them by going to this page.