Includes benefits such as simple operation (gestures) of macOS; Maintains a charge over a very extended period of time; Below are some downsides: Because the coating on the legs is not particularly durable, you will need to use a mouse pad; Because it is feasible to implement a cell in the mouse in which to store the bluetooth adapter, there is a possibility that this will occur. I establish a connection to macOS without it (this may cause data loss).