Smooth, precise and affordable wireless optical 4-button mouse with USB receiver for laptop, desktop and netbook PCs. Smooth frosted surface and quiet clicks can bring a better user experience and free your worry about bothering others and keep you stay focused while working. Designed with the upgraded independent power switches and sleep modes to minimize battery. Support 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. consumption. QTY over 3000 ship by sea.