api-docs/docs/node-tracker/markdown/node-tracker.ecommercetransactionitemevent.md
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[Home](./index.md) > [@snowplow/node-tracker](./node-tracker.md) > [EcommerceTransactionItemEvent](./node-tracker.ecommercetransactionitemevent.md)
## EcommerceTransactionItemEvent interface
An Ecommerce Transaction Item Related to the [EcommerceTransactionEvent](./node-tracker.ecommercetransactionevent.md) Each Ecommerce Transaction may contain one or more EcommerceTransactionItem events
<b>Signature:</b>
```typescript
interface EcommerceTransactionItemEvent
```
## Properties
| Property | Type | Description |
| --- | --- | --- |
| [category?](./node-tracker.ecommercetransactionitemevent.category.md) | string | <i>(Optional)</i> The category the product belongs to |
| [currency?](./node-tracker.ecommercetransactionitemevent.currency.md) | string | <i>(Optional)</i> The currency of the product for the transaction |
| [name?](./node-tracker.ecommercetransactionitemevent.name.md) | string | <i>(Optional)</i> The name of the product |
| [orderId](./node-tracker.ecommercetransactionitemevent.orderid.md) | string | An identifier for the order |
| [price](./node-tracker.ecommercetransactionitemevent.price.md) | number | The price of the product |
| [quantity?](./node-tracker.ecommercetransactionitemevent.quantity.md) | number | <i>(Optional)</i> The quanity of this product within the transaction |
| [sku](./node-tracker.ecommercetransactionitemevent.sku.md) | string | A Product Stock Keeping Unit (SKU) |