Come and see our amazing products. After thousands of palm data samples, we designed this ergonomic wireless mouse. USB Receiver can be stored within the back of the mouse, can suport USB plug and play. Besides, 2.4GHz Wireless provides a powerful, reliable connection, transmission distance up to 33ft (10m), which eliminated delays, interference, accurate orbit & fast data transmission. Great wireless mouse for home and office. Pls confirm further with us if any query about packing info, inventory status and time schedule.