Key features often include:
Rechargeable Battery: Long‐lasting power that you recharge with a USB cable, so there’s no need to replace disposable batteries.
Wireless Connectivity: Connects easily to computers using a USB dongle or Bluetooth for cable‐free use.
Smooth Tracking: Accurate optical sensor for precise cursor control on many surfaces.
Comfortable Design: A shape that fits the hand well for everyday tasks like documents, browsing, and productivity.
Portable Size: Small and lightweight, ideal for travel or use with laptops.