18key USB Numeric Keypad Benefits at a glance Comfortable soft pressing touch and ergonomic tilt reduce wrist strain while giving you a relaxed, natural input angle. Quiet, precision keys: raised keycaps with clear legends provide accurate data entry and improve work efficiency. Stable base: bottom rubber sheet prevents slipping and keeps the keypad securely in place during use. Compact, taskfocused design: 18key numeric keypad ideal for fast numeric input in spreadsheets and financial applications. Connectivity and power Dual mode use: USB wired connection or wireless USB receiver for flexible setup. No driver required: plugandplay on supported systems. Wireless operation requires 1 AAA battery (not included) and one USB port for the receiver; wired mode uses no battery. Provides a stable USB link for reliable performance. Compatibility Works with laptops and desktops running Windows 2000, XP, ME, Vista, or 7/8. What this keypad is ideal for Entering large volumes of numbers in spreadsheets (Excel, Sheets) and financial documents. Supporting accounting tasks, invoicing, budgeting, and cost analyses where quick numeric input is needed. A compact, portable input option for small desks, travel, or setups where a fullsize numeric keypad is impractical. Notes Batteries are not included.