Create a Billing Alarm to Monitor Your Estimated AWS Charges

You can monitor your estimated AWS charges using Amazon CloudWatch. When you enable the monitoring of estimated charges for your AWS account, the estimated charges are calculated and sent several times daily to CloudWatch as metric data.

Step-1

Go to Billing Dashboard.

Step-2

Click on Create and Manage Your Budget.

Step-3

Select Budget type.

Step-4

Set Your Budget details like period and Budget amount.

Step-5

Configure alerts and enter enter Email.

Step-6

Click on create , now your biling alarm is active.

Step-7

Congrats.