The main purpose of Ledger Nano S is to secure and protect users' cryptocurrencies. This wallet is a product of the French company Ledger and is one of the best selling cryptocurrency products in the world. It can store many currencies: Ltc, Xrp and most Ethereum ERC20 tokens
Ledger Nano S is a hardware wallet in the cold, which means it is only isolated from the internet, preventing from stealing and hacking money from your wallet. Therefore, this is always the first choice for traders who want to save money by joining virtual exchanges.