Great for pin-point external stimulation. Can be used alone or with a partner. Give "plug-n-play" a whole new meaning with this incredible collection of portable USB-powered pleasure devices. All iSex travel accessories are easy-to-use, perfect for beginners, TSA-approved, and eco-friendly. There's no need for batteries - just plug an iSex device into the USB port in your computer, car, or cell phone plug and you're ready for fun! The super strong vibrations will tease and please, and best of all, no one will know your little secret. They're great for college students, long distance video chats, solo stroking sessions, office satisfaction!