TeckNet 2.4G Wireless Mouse, 3-Button Portable Mini Optical Mouse with USB Nano Receiver for Notebook, PC, Laptop, Chromebook, MacBook, Computer, 1600 DPI, 12-Month Battery Life, Fit Left/Right Hand Compact Design - you can take it wherever you go, either for home,office or travel, just slide it into your pocket, super portable and practical. Strong Durability & Reliability -5,000,000 clicks lifespan. 2.4GHz wireless provides a powerful, reliable connection, no need any driver, plug and play directly. TeckNet Tru-Wave Technology wireless mouse with 1600DPI provides precise, smart cursor control over many surface types. TeckNet Co-Link technology  after pairing theres no need to re-establish pairing after a signal loss or shutdown . Hassle-free Design - sleep mode to save power, this computer mouse will be in sleep mode in 10 minutes of inactivity. And battery life indicator help you enjoy a 12-month long battery life, no need to change batteries frequently. Note: powered by 1*AA battery (not included). Wide Compatibility Optical Mouse: compatible with Windows 2000, 2003, XP, Vista, Win7, Win8, Win8.1 ,Win10, Mac.