7 in 1 Aquarium Test Strips, 100 Strips Freshwater Saltwater Aquarium Water Test Kit for Testing Hardness Total Alkalinity Carbonate Root Nitrate Nitrite Free Chlorine pH - Easy to Read Wide Strips SaySummer The calcium test kit provides

The calcium test kit provides for accurate calcium levels

for other 7 parameter

TDS meter is also a key to switch the test mode

Raises calcium in reef tanks

7 in 1 Aquarium Test Strips, 100 Strips Freshwater Saltwater Aquarium Water Test Kit for Testing Hardness Total Alkalinity Carbonate Root Nitrate Nitrite Free Chlorine pH - Easy to Read Wide Strips SaySummer The calcium test kit providesBrand: COCOCUI Features: 7 in 1 Aquarium Test Kit: Total hardness (GH), Nitrate (NO3), Nitrite (NO2), Chlorine (Cl2), Total Alkalinity, Carbonate (KH), pH. 7 most important parameters are tested. Let you know what to do to create healthy environment for your fish. Easy and Fast for Reliable Results: Only 3 steps needed. Get accurate results within minutes. 1. Dip an aquarium testing strip into water for 2 sec. 2. Remove it and hold horizontally for 60