DGL Wireless Optical Mouse (HY-7005-WMA-PRP) This mouse feels like It was molded for your hand, designed for right or left hand users. USB plug and play compatibility takes the hassle out of installations. The USB receiver fits neatly into the battery compartment so you can take this mouse with you wherever you go without fear of losing your receiver. Compact size makes it perfect for travel, and auto-power save extends your battery life.