Solution: If you encounter a problem where the container causes your water tank to keep flowing, you can simply place the cleaning block in the water tank and wait for ten minutes. After the cleaning block is fully dissolved, you can use the toilet normally.Adjust the float height: Rotate the float rod adjustment screw counterclockwise to lower the float position by about 1-2cm, offsetting the space occupied by the cleaning block (the standard water level should be 2.5cm below the overflow pipe). Continuous Fragrance, Long-Term Neutralization of Odor: The unique aromatic formula releases pleasant smell while cleaning, continuously neutralizes toilet odors, and brings a comfortable and refreshing toilet experience. Use it before going out, and you will still smell fragrant when you return home, creating a clean and odor-free bathroom environment Automatic Cleaning, Saving Time and Effort: Extremely easy to use: Just put this product into the water tank, it will automatically dissolve and continuously release active foam with each flush, without scrubbing or additional operations, saving a lot of cleaning time and energy, and is an ideal choice for daily quick cleaning Gentle and Safe, No Damage to Toilet Glaze, it helps soften inorganic salts, scale and enhances penetration, which can effectively clean without damaging the toilet glaze. No bleach, no irritating odor, more friendly to pipes and the environment Powerful Removal of Stubborn Stains: Toilet Bowl Cleaner contains highly effective cleaning ingredients that can quickly soften and decompose scale, urine stains and mineral deposits, and the cleaning range covers the water tank to the water outlet. Every flush can bring automatic cleaning, and keep the inner wall of the toilet white as new for a long time LongLasting Freshness: Thanks to its advanced formula and microporous design, the 10 Year Toilet Cleaner lasts up to 1-3 months per bottle, depending on usage. Keep your toilet fresh and hygienic for weeks at a time while reducing the need for constant maintenance Easy setup and usage: Each time, just place one cleaning block into a dedicated container, position it vertically in the water tank (away from the water inlet or outlet), and wait for 10 minutes until the cleaning block is completely dissolved and starts working.You can enjoy automatic cleaning every time you flush.It is suitable for various scenarios such as home, commercial, rental houses, public toilets, etc.,with extremely high cost-effectiveness