Frog @ease SmartChlor Technology Test Strips easily test the chlorine level in hot tubs using the Frog @ease sanitizing system. Each strips tests for SmartChlor, Total Alkalinity, pH and Total Hardness. Results are ready in just 2 seconds.
Directions
Pop open the top.
Dip for 2 seconds.
Remove with pads up and shake once.
Read.
When the test strips is darker than the bottle label, the hot tub is good to go.
When it's lighter, you need to replace your SmartChlor Cartridge.