---
type: resource-type
title: VolumeAttachment
description: aws resource type AWS::EC2::VolumeAttachment
name: VolumeAttachment
lexicon: aws
resource_type: AWS::EC2::VolumeAttachment
---
`AWS::EC2::VolumeAttachment`, a resource type of the aws lexicon.

## Properties

- `InstanceId` (`string`, required): The ID of the instance to which the volume attaches. This value can be a reference to an [AWS::EC2::Instance](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-ec2-instance.html) resource, or it can be the physical ID of an existing EC2 instance.
- `VolumeId` (`string`, required): The ID of the Amazon EBS volume. The volume and instance must be within the same Availability Zone. This value can be a reference to an [AWS::EC2::Volume](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-ec2-ebs-volume.html) resource, or it can be the volume ID of an existing Amazon EBS volume.
- `Device` (`string`, optional): The device name (for example, ``/dev/sdh`` or ``xvdh``).
- `EbsCardIndex` (`number`, optional): The index of the EBS card. Some instance types support multiple EBS cards. The default EBS card index is 0.