Faucet tap water quality detector purifier heavy metal rust sediment purifier cartridge for bathroom kitchen faucet filter clean

Instructions for use:



1. Please put this product on the faucet;

2. After using water for a period of time, the color of the PP cotton swab becomes darker, indicating that the turbidity of the tap water is high, and the darker the color, the more dirt;

3. This product cannot filter out bacteria and viruses, and cannot be used as a tap water purification device;

4. The testing process does not affect the normal use of tap water. Please remove this product in time after testing;

5. This product is only suitable for demonstrating the quality of water. If you want to drink safe, healthy and hygienic water, please choose professional household water purification equipment.