<b>Why choose YETRUN personal cordless massager?</b><br><br>1.Super Powerful motor design <br>2.100% waterproof - Easy to clean and hygienic.<br>3.Sound-free Design<br>4.7 Frequency,choose best modes for you<br>5.USB Rechargeable<br><br><br><b>How to use</b><br>Clean the product before and after use. Charge it fully for the first use and do not use when charging .Keep the item in a dry and safe place away from children. <br><br><b>Product Specifications</b><br>✔ Material: Medical Silicone & ABS <br>✔Color: Black<br>✔Weight : Net weight 155 g Gross weight 210 g <br>✔Vibration mode : 7 Frequency <br>Biggest Size:36mm<br>✔Charging parameters: 3.5W <br>✔Noise : < 50dB<br><br>All yetrun products come with 30 Days No-risk Money-back Guarantee! If you have any problems with this massager, you can just contact us for a solution.