No, vibrators vary greatly in speed and intensity of vibration. Some vibes have multiple speeds and settings, and the material that they are made out of will also affect the sensation produced. Battery-powered vibrators are generally less powerful, while plug-in electrical models have stronger motors.

The running time depends on the amount of power the device uses. More than one hour normally. The device is rechargeable.

Always use some lubricant on the penis for extra comfort. Clean the toy after use with lukewarm water and a toy cleaner.

Unless otherwise noted, Doc Johnson masturbators are typically made with our ultra-realistic silicone material. CHIVEN is our best-selling masturbator family of products. It is by far the most lifelike material in the industry, perfectly mimicking the feel and touch of human skin.

Yes, all of OTOUCH product are patented, and use private module.

Yes, OTOUCH has its own facotry.

Yes, OTOUCH is a brand registered in different countries, like the United States, Korea, Australia, Japan, China, Europe, etc.

Yes, OTOUCH has lithium battery certficates, like MSDS, Sea and Air report, UN38.3, etc

Yes, OTOUCH has CE certificates for all of its models