This Claret RF-6040 2.4G Wireless Optical Mouse for PC / Laptop is in line with the notebook mouse, featuring a harmonious shape. It feels comfortable and is designed with Ergonomics, which is suitable for long-time use. It is intellgent connectivity, supportting plug-and-play. With built-in mouse memory, no recoding is needed after battery replacement. Besides, it is portable to carry and has a long working time. This Claret 2.4G Wireless Optical Mouse optimizes your life undoubtedly!