Colour Gray Connectivity technologies USB Special feature USB Reciver, Silent, Energy saving Movement detection technology Optical Comfortable Feel Low Noise-The animal hamster mouse has passed multiple color modulation and feel tests to reduce the pressure caused by using the mouse for a long time and help maximize your experience A quieter and easier click, allowing you to focus on your work without disturbing the people around you. Novel and Cute Mouse-Creative hamster shape adds fun to the typing process; the left and right buttons are designed on the ears, and the scroll wheel is on the top of the head, so there is no need to change your operating habits. Plug and Play-The compact wireless receiver can be easily plugged into the USB port of the computer, taking up minimal space. Powered by one AA battery (not included) Stable Connection-2.4 GHz wireless mouse provides a powerful and reliable connection, breaking the limit of messy cables, and the effective distance can reach 10 meters. Extensive Compatibility-Compatible with Windows7/8/10/XP, Vista7/8 and Linux systems, suitable for desktops, laptops, PCs, Macbooks and other devices; very suitable for work and entertainment at home or office.