Amazon.com: Wireless Keyboard and Mouse Combo, Full-Sized 2.4GHz Wireless Keyboard with Comfortable Palm Rest and Optical Wireless Mouse for Windows, Mac OS PC/Desktops/Computer/Laptops : Electronics
What are those little blinking lights called around computer keyboards? What is their purpose? Are they still used today? - Quora
What's the fourth light for? There are 4 indicator lights, and I just don't know what the fourth could be. It turns on randomly and I have no clue what triggers it. (
irocks
Here is Keyboard Indicator v1.6 - RoiDayan.com
Keyboard Indicator - RoiDayan.com
Free Keyboard LEDs software shows state of Caps Lock, Num Lock, and Scroll locks.
Num Lock, Caps Lock and Scroll Lock Keyboard Indicator for Ubuntu - CNX Software
Amazon.com: Wireless Keyboard and Mouse Combo, Full-Sized 2.4GHz Wireless Keyboard with Comfortable Palm Rest and Optical Wireless Mouse for Windows, Mac OS PC/Desktops/Computer/Laptops (White) : Electronics
Set Up Windows Desktop Keyboard Indicators
GitHub - adrianiainlam/indicator-keyboard-led: Unity indicator to simulate keyboard lock keys LEDs (Caps Lock, Num Lock and Scroll Lock)