Look under the mouse buttons where the batteries are or in the battery compartment on a keyboard, but they are not shipped in those locations. When you cannot locate your wireless receiver after you have unpacked the devices, some mouses and keyboards have a place to store the wireless receiver. See Figure 2 for the typical location, size, and shape of the receiver.įigure 2: Wireless Receiver Location in Packaging The receiver has an informational tag that is attached to help you locate the receiver. The wireless USB receiver is under the keyboard when buying a keyboard or keyboard, mouse combination, and under the mouse when bought separately.When buying a keyboard or mouse separately from a computer: See Figure 1 to see the size and shape of the receiver. The wireless USB receiver is small and can be easily overlooked. Look in every compartment of the box that the devices came in.When buying a keyboard or mouse with a computer: