Uniswap V2 is a protocol on Ethereum for swapping ERC20 tokens without the need for buyers and sellers to create demand. Uniswap V2 does this via an equation that automatically sets and balances the value depending on how much demand there is. You just use any of your ethereum wallet to connect with Uniswap V2 and start swap, fast, best liquidity and convenient by using Uniswap V2.