1.2.4g foldable wireless mouse 2.effective in 10-15M 3.usb port 4 ... foldable wireless mouse3,Connector: Mini USB Receiver, 3keys, 1 scroll wheel.4,Sleep mode for saving power5,Colors :all,customized6,DPI ... Rubber Lacquer or Customized We are professional in making optical mouse and wired mouse ,focus on product' quality and service .supply all ... ,best quality". New design 2.4g foldable wireless mouse