Feature: 1. 2.4G Wireless digital keypad with vintage round key cap, 10m / 32.8ft long distance transmission. 2. Silent pressing without noise and do not disturb, long‑lasting power, compact in size and convenient to use. 3. 18 Independent keys, compact key layout, with backspace key, easy to input and modify. 4. 2.4G wireless connection, stable transmission, plug and play makes it suitable for notebook and desktop computers. 5. Simple design and good hand feelings of the key cap, streamline modeling, bringing you wonderful using experience. Specification: Item Type: Numeric Keypad Material: ABS Number of Keys: 18 Support System: for Windows XP/7 / 8/10 Battery: 1pc AAA battery (not included) Transmission Distance: Approx. 10m / 32.8ft. Package List: 1 x Manual 1 x Numeric Keypad1 x Receiver