diff --git a/src/components/Dashboard/common/MinMaxDisplay.jsx b/src/components/Dashboard/common/MinMaxDisplay.jsx
new file mode 100644
index 0000000..6bfd647
--- /dev/null
+++ b/src/components/Dashboard/common/MinMaxDisplay.jsx
@@ -0,0 +1,66 @@
+import { Flex, Typography, Tag, Space } from 'antd'
+import PropTypes from 'prop-types'
+
+const { Text } = Typography
+
+const getPrecision = (step) => {
+  if (step == null) return null
+  const stepStr = String(step)
+  const dotIndex = stepStr.indexOf('.')
+  return dotIndex === -1 ? 0 : stepStr.length - dotIndex - 1
+}
+
+const formatValue = (value, step) => {
+  if (value == null || value === '') return null
+  const parsed = parseFloat(value)
+  if (Number.isNaN(parsed)) return null
+
+  const precision = getPrecision(step)
+  return precision == null ? parsed.toString() : parsed.toFixed(precision)
+}
+
+const MinMaxDisplay = ({ value, prefix = '', suffix = '', step }) => {
+  const min = formatValue(value?.min, step)
+  const max = formatValue(value?.max, step)
+
+  return (
+    <Flex gap={'middle'} align='center' style={{ height: '100%' }}>
+      <Flex wrap>
+        <Text style={{ marginRight: 4 }}>
+          {min != null ? (
+            prefix + min + suffix
+          ) : (
+            <Text type='secondary'>n/a</Text>
+          )}
+        </Text>
+        <Space>
+          <Tag>Min</Tag>
+        </Space>
+      </Flex>
+      <Flex wrap>
+        <Text style={{ marginRight: 4 }}>
+          {max != null ? (
+            prefix + max + suffix
+          ) : (
+            <Text type='secondary'>n/a</Text>
+          )}
+        </Text>
+        <Space>
+          <Tag>Max</Tag>
+        </Space>
+      </Flex>
+    </Flex>
+  )
+}
+
+MinMaxDisplay.propTypes = {
+  value: PropTypes.shape({
+    min: PropTypes.number,
+    max: PropTypes.number
+  }),
+  prefix: PropTypes.string,
+  suffix: PropTypes.string,
+  step: PropTypes.number
+}
+
+export default MinMaxDisplay
diff --git a/src/components/Dashboard/common/MinMaxInput.jsx b/src/components/Dashboard/common/MinMaxInput.jsx
new file mode 100644
index 0000000..d4da401
--- /dev/null
+++ b/src/components/Dashboard/common/MinMaxInput.jsx
@@ -0,0 +1,65 @@
+import { Flex, InputNumber, Typography } from 'antd'
+import PropTypes from 'prop-types'
+
+const { Text } = Typography
+
+const MinMaxInput = ({
+  value = {},
+  onChange,
+  prefix = '',
+  suffix = '',
+  min,
+  max,
+  step,
+  disabled = false
+}) => {
+  const handleChange = (field, val) => {
+    if (!onChange) return
+    onChange({ ...value, [field]: val })
+  }
+
+  return (
+    <Flex gap={'middle'} align='center' style={{ width: '100%' }}>
+      <InputNumber
+        addonBefore={<Text type='secondary'>Min:</Text>}
+        value={value?.min}
+        onChange={(val) => handleChange('min', val)}
+        prefix={prefix}
+        suffix={suffix}
+        min={min}
+        max={max}
+        step={step}
+        disabled={disabled}
+        style={{ minWidth: 120, flex: 1 }}
+      />
+      <InputNumber
+        addonBefore={<Text type='secondary'>Max:</Text>}
+        value={value?.max}
+        onChange={(val) => handleChange('max', val)}
+        prefix={prefix}
+        suffix={suffix}
+        min={min}
+        max={max}
+        step={step}
+        disabled={disabled}
+        style={{ minWidth: 120, flex: 1 }}
+      />
+    </Flex>
+  )
+}
+
+MinMaxInput.propTypes = {
+  value: PropTypes.shape({
+    min: PropTypes.number,
+    max: PropTypes.number
+  }),
+  onChange: PropTypes.func,
+  prefix: PropTypes.string,
+  suffix: PropTypes.string,
+  min: PropTypes.number,
+  max: PropTypes.number,
+  step: PropTypes.number,
+  disabled: PropTypes.bool
+}
+
+export default MinMaxInput