JBL ProAquaTest EASY 7 in 1

Test strips for quick aquarium water testing
Test strips for testing 7 important water values in 1 minute: quick test for general guidance when testing aquarium, garden pond, well and tap water.
Easy to use: Dip the test strip into the water for 2-3 seconds. Remove the test strip. Let the water drain sideways. Compare the test strip with the color scale on the packaging after 1 minute.
Read the CO2 value in the table
Determines the following water values: chlorine, acidity (pH), general hardness (GH), toxic nitrite compound (NO2), cause of algae (NO3), pH stability (KH) and main nutrient (CO2 content using the table)
The content of the package:
Test strips EasyTest 7 in 1 on color scale and CO2 table.
Contents: 50 test strips