"【Easy to Install】 No plumber needed! This bidet for toilet can be installed in 15 minutes by watching our installation video.Non-electric bidet toilet seat can help you clean yourself with gentler but more effective fresh water spray, thus avoiding the potential risk of various infections and allowing everyone to spend a good refreshing moment 【Double Nozzle Self-cleaning Bidet】Bidet attachment features dual nozzles for two spray modes: front cleaning for women's private, rear cleaning for men & women.A self-cleaning feature sprays water downward to clean the nozzle itself and wash away any water or debris that has splashed back onto the spray nozzles. Choose nozzles that self-retract as they are the most hygienic. 【Ultra-Slim-Adjustable Pressure Bidet】:This bidet is only 0.24 inches thin and can keep your toilet seat level. The water pressure control knob allows you to adjust the water pressure, creating a comfortable and easy-to-use experience, Gentler cleaning for those suffering from hemorrhoids or other conditions that lead to irritation and pain when visiting the bathroom, which is convenient for the elderly and people with mobility impairments to enjoy a perfect healthy life. Still Not Sure If This Bidet Fits for Your Toilet? A. The size from the center of the toilet to the edge should not exceed 7.48 inch. B. Spacing between screw holes: 4.33”-7.48”. C. Spacing between screw holes and bowl: at least 1.18”. D. Spacing between screw holes and toilet seat edge:1.18”-2.94”. E. Spacing between the center of bidet and wall: at least 12.20”. Note That This Must Be Placed on a flat toilet bowl surface and only works with a toilet seat that is flat on the underside."