Come and see our amazing products. Portable design make it easy to store in bag for traveling, responsive buttons provides very soft click with less noise, no more disturbing for others with the loud clicking sound. It takes only 2 AAA Battery(NOT Included) to operate this mouse, and the wireless mouse will turn to sleep mode in 10mins of inactivity for energy saving, can be easily activated by clicking any buttons. Imprint your logo is welcome. Pls confirm with us about the packing info, stock color and exact production time before placing your order.