How to get AWS EC2 Status and ACM Cert events to get alerted (Metric finder)

[pavankottu]

Please let me know which metric to use to create detectors:

1. EC2 Status Check:

The possible values for state change events for instances are:

pending

running

stopping

stopped

shutting-down

terminated

2. ACM Cert events:
ACM Certificate Approaching Expiration event
ACM Certificate Expired event
ACM Certificate Available event
ACM Certificate Renewal Action Required event