Your are supporting an Independent Artist and Single Mom by visiting this store :-) I personally design and assemble those wireless mice at home, processing time is usually 3 days. Thank you for your patience. You can find hundred of other computer mice printed with my artwork by visiting my store. This is the perfect gift for kids, fun and yet functional. Specs: Wireless curved mouse connects via USB receiver. For all laptop and desktop support USB 2.0. Slim ergonomic mouse is perfect for home and office use. Optical tracking technology mouse works on many different surfaces. Nano Receiver. Thank you for your support!