# IPeripheryPaymentsWithFee

Functions to ease deposits and withdrawals of ETH

### Functions[​](https://docs.uniswap.org/contracts/v3/reference/periphery/interfaces/IPeripheryPaymentsWithFee#functions) <a href="#functions" id="functions"></a>

#### unwrapWETH9WithFee[​](https://docs.uniswap.org/contracts/v3/reference/periphery/interfaces/IPeripheryPaymentsWithFee#unwrapweth9withfee) <a href="#unwrapweth9withfee" id="unwrapweth9withfee"></a>

```solidity
  function unwrapWETH9WithFee(
  ) external
```

Unwraps the contract's WETH9 balance and sends it to recipient as ETH, with a percentage between 0 (exclusive), and 1 (inclusive) going to feeRecipient

The amountMinimum parameter prevents malicious contracts from stealing WETH9 from users.

#### sweepTokenWithFee[​](https://docs.uniswap.org/contracts/v3/reference/periphery/interfaces/IPeripheryPaymentsWithFee#sweeptokenwithfee) <a href="#sweeptokenwithfee" id="sweeptokenwithfee"></a>

```solidity
  function sweepTokenWithFee(
  ) external
```

Transfers the full amount of a token held by this contract to recipient, with a percentage between 0 (exclusive) and 1 (inclusive) going to feeRecipient

The amountMinimum parameter prevents malicious contracts from stealing the token from users