Feature 1.Rechargeable No battery needed, the massager is designed with DC charging port to realize direct charging with USB cable, ensuring convenient and environmental use. 2.10 different speeds and patterns provide relief for tired feet, legs, neck, back and shoulders. 3.Body Safe and Super Soft - Made of high quality ABS material and has an extra smooth surface. Absolutely safe even for sensitive skin and delicate areas. 4.It is 100% waterproof. You can use it outdoors, swimming pool, beach, bathtub, etc. Please check the silicone charging mouth and make sure it is intact before using it in water. 5.Perfect size that will easily fit in your purse and carry your luggage ready anytime you feel intimate. specification Material: non-toxic ABS Size: 20x76mm Charging time: 2 hours WokingTime: 2 hours Vibration mode: 10 modes Waterproof grade: IPX7 Maximum noise: