> For the complete documentation index, see [llms.txt](https://docs.greenbtc.club/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.greenbtc.club/faq/how-to-buy-kwh.md).

# How to buy kWh

The kWh needed for greening in GreenBTC can be acquired in the swap tool.

**How to Swap** 

Go to <https://www.greenbtc.club/swap> or navigate to the Swap tab on the Green BTC overview

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You can swap and acquire kWh using AR&#x54;*, USDT, USDC.e (* ART can be redeemed from issuance of miners, special sales or campaigns. More info here)

<figure><img src="/files/R2OBR2uvKHU9fbF15SBG" alt=""><figcaption></figcaption></figure>