Constant lightning::ln::channelmanager::BREAKDOWN_TIMEOUT

pub const BREAKDOWN_TIMEOUT: u16 = _; // 144u16

The amount of time in blocks we require our counterparty wait to claim their money (ie time between when we, or our watchtower, must check for them having broadcast a theft transaction).

This can be increased (but not decreased) through ChannelHandshakeConfig::our_to_self_delay