3. Long-lasting cleaning: Equipped with slow-release technology, each toilet cleaning sheet can clean the toilet continuously for up to 15 days. There are 12 packs of toilet tablets for replacement, which can keep the toilet fresh for more than 25 weeks. 5. Neutral ingredients: The neutral and mild formula enables the toilet cleaner to thoroughly clean the toilet without damaging the pipes or metal or plastic parts in the septic tank system, making toilet cleaning simple and easy. 4. No irritating odor: The toilet cleaning tablet will not produce a pungent odor when using a mild formula of neutral ingredients to deodorize the toilet. Please rest assured that the automatic toilet cleaner will not cause irritation after using a cleaning tablet. 2. Effective freshness: In the interval between two flushes, the dissolved components of the toilet cleaner automatically accumulate and form a protective water film to prevent stains from adhering and maintain gloss. 1. Efficient bleaching: The toilet cleaning tablet contains bleaching ingredients, which can effectively eliminate urine scale, scale, rust spots and other stubborn dirt. At the same time, every flush can remove the dirt and pungent odor in the toilet.