# ProductThumbnail Product thumbnail is a representation of a product image. It provides a visual preview of the item, so buyers can quickly identify products. ```tsx import { reactExtension, ProductThumbnail, } from '@shopify/ui-extensions-react/checkout'; export default reactExtension( 'purchase.checkout.block.render', () => , ); function Extension() { return ( ); } ``` ```js import {extension, ProductThumbnail} from '@shopify/ui-extensions/checkout'; export default extension('purchase.checkout.block.render', (root) => { const paymentIcon = root.createComponent(ProductThumbnail, { source: '/assets/api/checkout-extensions/checkout/components/product-thumbnail-example-code.png', badge: 2, }); root.appendChild(paymentIcon); }); ``` ## ProductThumbnailProps ### ProductThumbnailProps ### alt value: `string` An alternative text description that describe the image for the reader to understand what it is about. It is extremely useful for both users using assistive technology and sighted users. A well written description provides people with visual impairments the ability to participate in consuming non-text content. When a screen readers encounters an `Image`, the description is read and announced aloud. If an image fails to load, potentially due to a poor connection, the description is displayed on screen instead. This has the benefit of letting a sighted buyer know an image was meant to load here, but as an alternative, they’re still able to consume the text content. Read [considerations when writing alternative text](https://ux.shopify.com/considerations-when-writing-alt-text-a9c1985a8204) to learn more. This property is an alias for `accessibilityLabel` for compatibility with the HTML specification. When both are specified `accessibilityLabel` takes precedence. ### accessibilityLabel value: `string` An alternative text description that describe the image for the reader to understand what it is about. It is extremely useful for both users using assistive technology and sighted users. A well written description provides people with visual impairments the ability to participate in consuming non-text content. When a screen readers encounters an `Image`, the description is read and announced aloud. If an image fails to load, potentially due to a poor connection, the description is displayed on screen instead. This has the benefit of letting a sighted buyer know an image was meant to load here, but as an alternative, they’re still able to consume the text content. Read [considerations when writing alternative text](https://ux.shopify.com/considerations-when-writing-alt-text-a9c1985a8204) to learn more. An `alt` property is available as an alias for this for compatibility with the HTML specification. When both are specified, `accessibilityLabel` takes precedence. ### source value: `MaybeConditionalStyle` The image source (either a remote URL or a local file resource). A `src` property is available as an alias for this for compatibility with the HTML specification. When both are specified, `source` takes precedence. ### src value: `MaybeConditionalStyle` The image source (either a remote URL or a local file resource). This property is available as an alias for `source` for compatibility with the HTML specification. When both are specified, `source` takes precedence. ### badge value: `number` Decorates the product thumbnail with the quantity of the product. ### size value: `Extract` Adjusts the size the product thumbnail image. ### ConditionalStyle ### default value: `T` The default value applied when none of the conditional values specified in `conditionals` are met. ### conditionals value: `ConditionalValue[]` An array of conditional values. ### ConditionalValue ### conditions value: `AcceptedConditions` The conditions that must be met for the value to be applied. At least one condition must be specified. ### value value: `T` The value that will be applied if the conditions are met. ### ResolutionCondition ### resolution value: `Resolution`