Left-handed Numeric Keypad: This numeric keypad is designed for left-handed people. The positions of numbers and symbols on the keypad are arranged according to left-handed usage habits, making it suitable for all left-handed people. | The Best Partner for Standard Keyboard Extension: Our number keypad can be used independently or as an extension device for the standard keyboard, turning it into a left-handed keyboard, which is convenient for left-handed people to use in different environments. | Dual-mode Connection: This left-handed number keypad supports Bluetooth and wired dual-mode connections, and you can choose wireless or wired use. It has a built-in 800mAh rechargeable battery, making it perfect for on-the-go use. In addition, it is compatible with Windows and Mac OS, ensuring seamless use on all devices running these two operating systems. | Hot-swappable: You can change the key switch according to your preference. Choose linear, tactile, or clicky switches to suit your typing or gaming style. | RGB Color Backlit: The number pad has seven fixed-color backlit. You can customize the color and brightness of the backlight to enhance the user experience.