Easy Setup: The number keypad is user-friendly. Simply plug the USB receiver into your port, and you're ready to input numbers without needing any drivers. It expands your existing keyboard capabilities, significantly boosting your work efficiency. Plug and Play: Utilizes advanced 2.4 GHz wireless technology for stable and reliable performance, with fast data transmission and virtually no lag or downtime. This wireless numeric keypad can operate up to 33 feet from the receiver. Humanized Design: Features an ergonomic tilt angle and a non-slip base for optimal comfort, helping to reduce stress and secure the numeric keypad, allowing you to work quickly and confidently. Lightweight and Portable: The wireless numeric keypad is thin and light, with laser-etched keycaps. It's eco-friendly, portable, and easy to carry. Slip it into your backpack, briefcase, or handbag, ready to work anytime, anywhere. Compatibility: This wireless numeric keypad is highly compatible with laptops, desktops, and tablets, and supports Windows 98/95/NT/ME/2000/XP/Vista/7.0/8.0 systems.