Fangrui Product Details Safe And Comfortable: The Inner Liner Of This Erotic Massager Is Food-grade Silicone Safe Material; Soft And Comfortable; And Very Durable. We Strictly Protect The Privacy Of Our Customers And Will Not Print Any Product Information On The Outer Packaging.powerful Drive:9 Modes Of Massage; In Which The Front And Rear Vibration Amplitude Is 1.2 Inches. It Has A Powerful Drive That Will Satisfy You.intelligent Interaction: Built-in Innovative Pressure Sensing Module. The More Pressure It Is Subjected To; The More Frequency And Amplitude It Vibrates. Its An Exciting Experience.usb Charging:the 700mah Lithium Battery Can Be Used For 100 Minutes On A Single Charge. Usb Charging; Safe And Easynote: Our Banana Cleaner Machine Is Not Waterproof. It Needs To Be Disassembled After Each Use And The Silicone Sleeve Cleaned Separately