The amazing PeePod uses gravity flow to release chemicals into the urinal without the use of batteries. With every flush, powerful cleaners refresh and restore the urinal to like-new condition. The fragrance bar with its clean Earth-Essence™ aroma instantly fills the restroom, thereby eliminating the need for urinal blocks and other enzyme-based cleaners. Easy to install. Eliminates the need for urinal blocks and other cleaners for up to sixty days.