Water pressured with adjustable spray pattern. Detachable nozzles; seat does not slam. No electrical power required. The best way to guarantee personal cleanliness, confidence and well-being is by washing with water. The American Standard AquaWash Bidet Seat brings the luxury and salutary benefits of the stand-alone bidet to the standard toilet. This seat fits most elongated toilets and combines great performance and great looks. Fits most standard elongated toilets. Non-electric bidet feature with adjustable spray patterns and detachable nozzles. Slow-close hinges to prevent slamming of the seat. Includes mounting hardware, water supply and adapter.