diff --git a/backend/app/api/fleet.py b/backend/app/api/fleet.py
index 092f834..c7acf59 100644
--- a/backend/app/api/fleet.py
+++ b/backend/app/api/fleet.py
@@ -271,6 +271,9 @@ async def fleet_status(_tok: Annotated[str, Depends(require_fleet_token)]) -> di
             "min_option_leverage": _pick(
                 "min_option_leverage", float(settings.min_option_leverage)
             ),
+            "min_option_hours": _pick(
+                "min_option_hours", float(settings.min_option_hours)
+            ),
             "perp_margin_mode": st.get("perp_margin_mode"),
             "perp_qty_eth": st.get("perp_qty_eth"),
             "option_qty_eth": st.get("option_qty_eth"),
diff --git a/control/frontend/src/pages/Monitor.tsx b/control/frontend/src/pages/Monitor.tsx
index bf86857..8bd0b58 100644
--- a/control/frontend/src/pages/Monitor.tsx
+++ b/control/frontend/src/pages/Monitor.tsx
@@ -180,8 +180,9 @@ type RiskLines = {
   lossPct: string | null;
   exit: string;
   openRatio: string | null;
-  /** 表格「风险/开仓」列：如 5%/1:2；手动为 —/名义比 */
+  /** 表格「风险/开仓」列：如 5%/1:2/12；手动为 —/名义比/时长 */
   riskOrOpen: string;
+  minHours: string;
   leverage: string;
 };
 
@@ -218,7 +219,9 @@ function riskLines(strat: Record<string, unknown>): RiskLines {
   const openRatio = riskBased
     ? `${unitLabel(strat.risk_perp_unit)}:${unitLabel(strat.risk_option_unit)}`
     : `${unitLabel(strat.perp_qty_eth)}:${unitLabel(strat.option_qty_eth)}`;
-  const riskOrOpen = `${lossPct || "—"}/${openRatio}`;
+  const hoursN = Number(strat.min_option_hours);
+  const minHours = Number.isFinite(hoursN) ? unitLabel(hoursN) : "—";
+  const riskOrOpen = `${lossPct || "—"}/${openRatio}/${minHours}`;
   return {
     riskBased,
     sizing: riskBased ? "以损定仓(A)" : "手动开仓(B)",
@@ -227,6 +230,7 @@ function riskLines(strat: Record<string, unknown>): RiskLines {
     exit,
     openRatio,
     riskOrOpen,
+    minHours,
     leverage: leveragePair(strat),
   };
 }
@@ -789,7 +793,7 @@ export default function MonitorPage() {
                     <td className="mono">{s.rounds ?? "—"}</td>
                     <td
                       className="mono"
-                      title="风险比例 / 开仓比例"
+                      title="风险比例 / 开仓比例 / 最小剩余时长(h)"
                     >
                       {risk.riskOrOpen}
                     </td>