# Trade $JEFF (BASE)

$JEFF is the primary utility token essential for enjoying JEFF World. Acquire more tokens to enhance your avatar, unlock advanced world-play, and earn greater rewards.

## ✅ Requirements (Before You Begin)

* Confirm your **JEFF Wallet (BASE)** address on JEFF World [**My Page**](https://jeffworld.io)
* Prepare a small amount of **Base ETH** (for transaction gas fees)
* Set up your **2nd password** on JEFF World(Mypage - Settings)
* Check $JEFF Contract Address(CA): <mark style="background-color:green;">**0x87682C4813B7d43447C6dcb8eD6b4a599C9CEC7E**</mark>

## 📌 How to Buy $JEFF on DEX

1. **Go to** [**Uniswap (Base)**](https://app.uniswap.org/explore/tokens/base/0x87682c4813b7d43447c6dcb8ed6b4a599c9cec7e), search and select $JEFF token.
2. Purchase **$JEFF** using your personal wallet (e.g., MetaMask).
3. **Add $JEFF to MetaMask wallet**

   * In MetaMask: Tokens Tab → Click Dot  Menu → \[Import Tokens] → Custom Token Tab → Enter CA (Token Symbol & Decimals autofill) → Click Next → Confirm

   <figure><img src="https://1852379037-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FeWw0erbAIknFreBQzzHb%2Fuploads%2FHCgCGKlonXd5c3z3ZQTO%2FTransfer_1.png?alt=media&#x26;token=6ea1c24e-ffdb-4776-977b-cb95c09ef4ca" alt="" width="563"><figcaption></figcaption></figure>
4. After purchasing **$JEFF**, open it in MetaMask and select **\[Send]**.
5. Enter your **JEFF Wallet (BASE)** address from JEFF World **My Page** as the recipient (To).

<figure><img src="https://1852379037-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FeWw0erbAIknFreBQzzHb%2Fuploads%2FjSznldquGuSH8RWVGJce%2FTrade_2.png?alt=media&#x26;token=26b0c35f-e055-4f75-b133-3ec2d0081778" alt="" width="563"><figcaption></figcaption></figure>

6. Input the amount of **$JEFF** to send, confirm the transaction, and pay a small ETH gas fee.
7. After completion, your **$JEFF balance** updates automatically on your JEFF World **My Page**.

<figure><img src="https://1852379037-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FeWw0erbAIknFreBQzzHb%2Fuploads%2FkV8QFEYVi1kyQP9UGVEN%2FTrade_3.png?alt=media&#x26;token=0fadab15-4d1f-4e58-b79a-513e8b71f43f" alt=""><figcaption></figcaption></figure>

## 💸 How to Sell $JEFF on DEX

1. Visit [**JEFF Gate → Transfer**](https:jeffworld.io) to transfer **$JEFF** from JEFF World to your personal wallet.\
   \&#xNAN;*(For detailed Transfer instructions, refer to the JEFF Gate - Transfer page.)*
2. **Add $JEFF to MetaMask wallet** (if not already added):
   * In MetaMask: Tokens Tab → Click Dot  Menu → \[Import Tokens] → Custom Token Tab → Enter CA (Token Symbol & Decimals autofill) → Click Next → Confirm

<figure><img src="https://1852379037-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FeWw0erbAIknFreBQzzHb%2Fuploads%2FHCgCGKlonXd5c3z3ZQTO%2FTransfer_1.png?alt=media&#x26;token=6ea1c24e-ffdb-4776-977b-cb95c09ef4ca" alt="" width="563"><figcaption></figcaption></figure>

3. Go to [Uniswap (Base)](https://app.uniswap.org/explore/tokens/base/0x87682c4813b7d43447c6dcb8ed6b4a599c9cec7e), search and select **$JEFF** token.
4. Sell your **$JEFF** tokens directly from your personal wallet on Uniswap.

## 🔄 Trading $JEFF on Centralized Exchanges (CEX)

To trade **$JEFF** on CEX, bridging between Base chain and ETH mainnet is required using [**JEFF Gate → Bridge**](https://jeffworld.io):

* From JEFF World (BASE) to CEX → Bridge to **ETH Mainnet**
* From CEX to JEFF World → Bridge to **BASE Chain**

**Supported Exchanges:**

* [**Bitmart** *(ETH Mainnet)*](https://www.bitmart.com/trade/en-US?type=spot\&symbol=JEFF_USDT)
* [**Bybit**](https://www.bybit.com/en/trade/spot/JEFF/USDT) **/** [**GOPAX**](https://www.gopax.co.kr/exchange?market=jeff-krw) *(ETH Mainnet, Korea only).*

Enjoy trading, and maximize your rewards in JEFF World! Let's Chill & Earn together 🐥🌟