[ Automatic Electric Enema ] - With 7 v-settings and 3 speeds, Automatic enema bulb gets the job done more effectively than average enema bulb, and more enjoyable than other electric enema without v-settings.[ Backflow Prevention Design ] - features 2 one-way valves to prevent dirty water from flowing back. It provides you a all-round cleaning while brings peace of mind and the elimination of the ick factor.[ Skin-Friendly Material ] - The outer layer of the ergonomic nozzle is made from premium silicone. The silky smooth texture makes the insertion simple and easy after the nozzle is lubed.[ Easy to Use ] - The 2-button simple design makes the cleaning process easy and efficient. The threaded design of the bottle makes it easier to fill in water and clean the device after use.[ Waterproof and Rechargeable ] - The device is waterproof when coupled. Its also USB rechargeable with fast charging technology and long lasting working time.