Wellis by Ondillo ICO HOT TUB / spa water monitor FREE SHIPPING

Hand crafted in France, this super durable, high quality device will measure and analyze your spa water every hour.  Using wifi it will tell you what if anything you need to add to your water sending it right to your cellphone. Talk about perfect hot tub water!  There are no monthly fees, you own it! The water data you'll get is sent directly to your Android or Apple device and is super accurate. The ICO monitors your sanitizer level, pH, water temperature, total dissolved solids or if you are using a salt system, it monitors your salt level for you.  The sanitizer is measured as ORP which means, oxidation reduction potential.  That's your waters ability to kill bacteria and destroy organic matter.  The ORP system works with chlorine, bromine, salt systems, or just about any other method used to sanitize water.  If you have the right amount of chlorine in your water, but your pH is too high, you can see how your ORP is dramatically reduced.  That's because sanitizers work at best effic