If you want to see more videos on how it works, please contact us. Product Information: Product name: Masturbator Cup massager Material: ABS + TPE + Medical Silicone Smart heating: 42℃/107.6℉ Voice: 3 kinds of inteligent flirting mode Waterproof: Yes Modes: 10 Speed + 10 Rotation mode + 10 Telescopic mode Size: 9x34cm/3.5x13.4inch Motor: 420rpm/min Working time: 2 hours Charging time: 2- 3 hours Color: Black Features: 1. Auto Heating: intelligent constant 42℃/107.6℉ temperature. 2. Auto telescopic rotation : 10 telescopic modes 10 rotation modes. 3. Manual Mode: change telescopic and rotation frequency by yourself. 4. Induced Vibration: real body shaking experience. 5. Sync Voice: 3 kinds female sexual moan modes,have one earphone jack. 6. Realistic Passage: soft, long, elastic and stimulating passage, deep throat experience. 7. Rotatable Holder: rotation holder with sucker base, you can put it everywhere. Package Includes: Confidential Packaging 1 * Masturbator 1 * USB Charging Cable 1 * Instruction manual ❤Recommend to you