What is Etherscan?
Etherscan is a distributed intelligent contract platform for block search and analysis in Ethereum. Data such as transaction information in the blockchain is public and transparent, Etherscan acts as a window to explore ethereum and allows users to view their transaction details and any information in ethereum.
View ETH wallet balance
Checking your balance with etherscan is simple: go to the main etherscan.io page, then enter your wallet address in the box at the top right and press "GO".
After entering the address of your own wallet, you will be taken to this screen.
This is the place to display your wallet information, and basically any information you want to know can be found here as well, of which we most commonly use.
ETH balance (arrow 1); and
All transactions for this wallet (arrow 2)