$BTC on Binance refers to Bitcoin, the world's largest cryptocurrency by market capitalization. On Binance, users can:

1. Buy and sell BTC: Trade Bitcoin for other cryptocurrencies or fiat currencies.

2. Trade BTC pairs: Examples include BTC/USDT, BTC/ETH, and BTC/BNB.

Bitcoin offers:

1. Store of value: Often seen as "digital gold."

2. Decentralized transactions: Secure, transparent, and censorship-resistant.

Binance provides a platform for users to engage with Bitcoin, offering various trading tools, leverage options, and market analysis.