$BNB Binance Coin (BNB) is the cryptocurrency of the Binance ecosystem, primarily used for trading fee discounts, payments, and powering the BNB Chain. It offers reduced trading fees on Binance, is used for transactions within the BNB Chain, and can be used for various other purposes like booking travel and donations. BNB also plays a crucial role in the Binance ecosystem, driving growth and innovation in the crypto space. #BNB to buy and sell coin