Sign-out of a Google device remotely

Sign out from an android google tablet phone computer, using another device - when you sell a device. Also showing the Google email " Help strengthen the security of your Google Account" "Remove access from devices you don't use anymore" "You haven't used your Google Account on your in a while. You should only stay signed in on devices that you use and trust. Make sure your account is no longer on this device and see other personalized recommendations in the Security Checkup."