List
find . -name "node_modules" -type d -prune | xargs du -chs
Delete
find . -name "node_modules" -type d -prune -exec rm -rf '{}' +
List
FOR /d /r . %d in (node_modules) DO @IF EXIST "%d" echo %d"
Delete
FOR /d /r . %d in (node_modules) DO @IF EXIST "%d" rm -rf "%d"