$BTC Stellar Lumens (XLM) is a cryptocurrency that powers the Stellar network, a decentralized platform for cross-border payments and asset transfer. Key features of XLM include:

1. *Fast transactions*: Stellar's network enables quick and efficient transactions.

2. *Low fees*: Transaction fees on the Stellar network are typically very low.

3. *Cross-border payments*: Stellar facilitates international transactions, making it easier to send and receive money globally.