It is a mobile wallet that contains many popular coins as well as Erc-20 based cryptocurrencies, and since it is a Binance partnership, you can easily buy and sell binance dex tokens. Besides being safe and convenient, erc-20 charges a lot for token transfers compared to other wallets. Like I said, I don't think you will have any problems unless you lose your easy-to-use and simple private key. The transaction fee for Binance dex tokens is very low. Regardless, it is a huge advantage to own so many tokens and is one of the top reasons many people choose it.