What charger for Q543M notebook

[melissakanenble]

my charger isn’t working, and I need to know which charger is compatible.

[Falcon_ASUS]

@melissakanenble 
Please purchase a charger with the following specifications.
https://www.asus.com/us/laptops/for-home/everyday-use/asus-vivobook-pro-15-oled-q543/techspec/
ø4.5, 200W AC Adapter,
Output: 20V DC, 10A, 200W,
Input: 100~240V AC 50/60Hz universal

You can also contact customer service at your location to inquire where to buy it.
The following is the contact information:
https://www.asus.com/support/CallUs# 
Thank you.