Constant lightning::ln::channelmanager::MIN_FINAL_CLTV_EXPIRY_DELTA

pub const MIN_FINAL_CLTV_EXPIRY_DELTA: u16 = _; // 24u16

Minimum CLTV difference between the current block height and received inbound payments. Invoices generated for payment to us must set their min_final_cltv_expiry_delta field to at least this value.