diff --git a/src/components/durationjs.vue b/src/components/durationjs.vue
index 1f97a36..16756e8 100644
--- a/src/components/durationjs.vue
+++ b/src/components/durationjs.vue
@@ -80,9 +80,9 @@ export default {
     tUnits: {
       get() {
         return {
-          s: { dsp: 's', inc: 1, val: this.seconds, max: 60, rate: 1, min: 0 },
-          m: { dsp: 'm', inc: 1, val: this.minutes, max: 60, rate: 60, min: 0 },
-          h: { dsp: 'h', inc: 1, val: this.hours, max: 24, rate: 3600, min: 0 },
+          s: { dsp: 's', inc: 1, val: this.seconds, max: 59, rate: 1, min: 0 },
+          m: { dsp: 'm', inc: 1, val: this.minutes, max: 59, rate: 60, min: 0 },
+          h: { dsp: 'h', inc: 1, val: this.hours, max: 23, rate: 3600, min: 0 },
           d: { dsp: 'd', inc: 1, val: this.days, max: this.maxDays, rate: 86400, min: this.minDays }
         };
       },
@@ -118,6 +118,7 @@ export default {
       handler: function(newValue, oldValue) {
         this.maxTotal = newValue;
         newValue !== oldValue ? this.createData() : null;
+        // newValue !== oldValue ? this.secondToDate(this.maxTotal, 'min') : null;
       },
     },
   },
@@ -263,6 +264,7 @@ export default {
 
       if(totalSeconds >= this.maxTotal){ // 大於最大值時要等於最大值
         totalSeconds = this.maxTotal;
+        this.secondToDate(this.maxTotal, 'max');
       } else if (totalSeconds <= this.minTotal) { // 小於最小值時要等於最小值
         totalSeconds = this.minTotal;
         this.secondToDate(this.minTotal, 'min');