[Multifunctional 26-Key Keyboard] Combinations and functions of Fn keys.Three symbols ", , " can be input to for financial office personnel.As as "NumLock, ESC, Delete" functions and computer calculator startup shortcut keys, etc. Welcome users to use.[Wireless Numeric Keypad Rechargeable 2.4GHz]Number keypad built-in rechargeable lithium battery.It comes with a charging cable.This numeric keypad is designed with the latest 2.4GHz wireless technology.Plug and play.No delay and , fast data transmission speed, wireless receiving range up to 33TF/10M.[Comfortable Numeric Keypad]Scissor key module with good mute effect and fast response.Relieve and reduce work pressure, work efficiency.a comfortable and quiet office environment.Ergonomic 15 tilt design.Great for spreadsheet workers, accountants and finance people, programmers.[Good Compatibility]Number keypad is compatible with Windows 11 / 10 / 8 / 7 / XP computers and latest .Note: Numeric keypad only supports WINDOWS.Some critical functions will not work on [Troubleshooting]Is your numeric keypad not working properly, or do you problems during use? the steps : 1. Check if the numeric keypad is connected 2. Check if the numeric keypad has power 3. Plug in another USB port 4. The range is 10 5. Restart the computer Colour:black Material:plastic Package Contents: 1 x Numeric Keypad 1 x USB Cable Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing.The measurement allowed error is +/- 1-3cm.