Our automatic toilet cleaning effervescent tablets contain crosslinked carboxymethyl cellulose and lemon extract. It can have the effect of decontamination and deodorization. It can effectively clean the surface of the toilet, soften the water quality and improve the cleaning efficiency. It can dissolve scale. Cleaning removes dirt, restores the brightness of the toilet, and helps improve the cleaning effect. It can kill harmful microorganisms such as bacteria and viruses and ensure toilet hygiene. Its use method is very simple: 1. Take an effervescent tablet and put it in the toilet; 2. Let it sit for 3 minutes to completely dissolve, and then perform a basic cleaning of the toilet. 3. Press the toilet switch for flushing and cleaning. Automatic Toilet Cleaning Effervescent tablets Powerful formula quickly dissolves dirt and scale. Regular use helps prevent dirt from returning. Unique design of effervescent tablet, can be easily placed in the toilet tank, convenient and practical.