I found an old acer keyboard, with Black switches.... i have a lot of work to clean it... : r/MechanicalKeyboards
How to light up keyboard on Acer laptop: Aspire 3, Aspire 5
US Laptop keyboard for Acer Aspire 5241 5541 5732G 5541g 5734 5334 5734Z Black keyboard NSK GF00R|keyboard for acer|keyboard for acer aspirelaptop keyboard for acer - AliExpress
SV05P_A72BWL original Acer keyboard DE (german) - sparepartworld.com
KEYBOARD LAYOUT OF ACER ASPIRE 5 - Microsoft Community