# 💡How to add energy efficiency classes in products?🤔

Use the **energy efficiency class** attribute to tell customers how your **product rates** on a given **energy efficiency range**. When using this attribute, you will also need to set a **minimum energy efficiency class value** and a **maximum energy efficiency class value.** [**Learn more**](https://support.google.com/merchants/answer/7562785)



To add **energy efficiency class** of product through Wixpa feed follow these steps, \
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Click on **View → Edit →** scroll down to **See Additional Product Data** \
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In the **'Additional Details'** section, you'll see the **‘Energy Efficiency Class’** Add the energy efficiency according to your **preferences,** as I’ve done here.\


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Then click **'Save,'** and you can view these changes in **GMC** by opening the product. You can also add **Energy Efficiency Class** at the **individual product level** or for **multiple products through bulk edit.**

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