What is the word limitation in carousel title and description

Can anyone confirm me, What is the word limitation in carousel title and description?
Is it 24 for title and 72 for description.

For which channel you are asking.?

For WA list

Fields Mandatory Description Character Limit
title yes List Message body 1024
optionText no List Button Name. Default is “Options” 20
options Yes(Upto 10) List Row Description 24

In options, field

section No, incase of only one section To create multiple section of rows 24
options yes Upto 10
title yes List Row Name 24
text no List Button call back text(will be returned in bot as a message in app.data.message) 24
description no List Button Description 72

For dynamic Quick Reply in WA its

Fields Mandatory Description Character Limit
title yes The message body goes here 1024
image no Image URL (5MB) 1
video no Video URL (16MB) 1
document no Document URL (100MB) 1
options yes(1 title is mandatory) ‘title’ will be the button Name and text will be the returned value after pressing the button 3
footer no Faded text below the body 60

For Facebook its 20 for buttons, button limit 13

I wanted to know for carousels in website bot, what is the word limit of title and description in it?

I believe there no particular limit for title and description for website bot.