【 PLUG & PLAY】You can just plug the receiver into a USB port and start crunching numbers right away. Our 2.4 GHz signal is very stable and reliable, No device drivers needed, no delays and dropouts, fast data transmission | 【PERFECR DESIGN】The design of the round keycap is very characteristic,giving you a comfortable click. There is no noise, and the pad can rebound quickly. Stylish numeric keypad appearance Ergonomic design ensure long-term use without fatigue, especially suitable for the staff working in spreadsheets, accounting documents or financial applications. | 【AUTOMATIC SLEEP FUCTION】 It will auto enter sleep mode when not in use for 5 minutes, so you don’t need to worry about wasting power.Press any key can awake up the keypad. When the power is low the indicator light will turn on to remind you, avoiding it cannot be used when you need it most. | 【PORTABLE AND MINI】Portable design make it easy to store in bag for business traveling!There are four non-slip designs on the back of this keyboard to prevent it moving on the table and affecting your work.For businesses that handle high-volume numeric tasks, the 18 keys USB numeric keypad enables a more streamlined, efficient workflow. | 【Widely Compatibility】Wireless numeric pad works with PC, laptop and desktop computers that have Windows 2000 / XP / Vista / 7 / 8 / 10 systems.