Currently we do not accept BEP20 tokens and payments on Binance Smart Chain at Bitrefill.
For Binance transactions, please select ERC20 (Ethereum) or TRC20 (Tron) for Tether (USDT) payments, and ERC20 (Ethereum) for ETH payments.
Now, we accept Binance pay! You can now shop for 4,000+ eGift cards using 40+ cryptocurrencies. You can learn more about it here