Fangrui Product Details 1. 4g Usb Wireless Numeric Keypad 35 Keys Charging Digital Keyboard Notebook Laptop Mini Numpad 2. Improve Productivity: Our Wireless Keyboard Is For Professionals Who Want To Enter A Long Sequence Of Numbers Into Spreadsheets, Accounting Programs, And Grade Books. The Accessory For Laptops Without A Numeric Keypad. 3. Helpful Numeric Keypad - Improves Efficiency. Enter The Data Faster! The Numeric Keypad Includes The Back Space Key, The Home Page, The End Key, The Tab, A Set Of Numbers, A Set Of Arrow Keys, A Calculator, And Screenshots. The 35-keys Multi-functional Wireless Numeric Keypad Makes Work Easy. There Is No Difficulty In Using The Numeric Keypad. 4. Rechargeable And Energy-saving: The Numeric Keypad Can Be Charged, Which Can Avoid Wasting Batteries And Is Environmentally Friendly. If You Dont Use The Numeric Keypad For More Than 20 Minutes, The Numeric Keypad Will Disappear. If You Press Any Key, The Numeric Keypad Will Work Again. 5. The Ergonomic Design And The Medium-height Buttons Also Help To Avoid Discomfort On The Wrist. The Rubber Pad On The Bottom Is Non-slip To Provide The Comfort And To Secure The Digital Pad Firmly In Place. 6. Simply Pair The Keypad Via Wireless, And You Can Start Working Efficiently Without Worrying About Wires And Cables. Compatible With Mac, Windows, Ios, Android Or Almost All Wireless Compatible Devices.