diff --git a/README.md b/README.md
index 3d358f5..801ad70 100644
--- a/README.md
+++ b/README.md
@@ -33,7 +33,14 @@
 
 - Flutter SDK: ^3.9.2
 - Android: 8.0+ (API 26+)
-- 仅支持魅族手机（15 系列 ~ 22 系列）
+
+---
+
+## 机型匹配情况
+目前据群友反馈已知：
+- 魅族22无mbattery_charger目录生成，无法实时计算相应百分比
+- 魅族18在后续的版本中关闭了mbattery_log生成，疑似无效，老版本可能支持
+- 最完美的支持版本至少可覆盖魅族20/21系机型（20inf需后续确认）
 
 ---
 
diff --git a/lib/widgets/charge_detail_page.dart b/lib/widgets/charge_detail_page.dart
index c86ac1b..fea56db 100644
--- a/lib/widgets/charge_detail_page.dart
+++ b/lib/widgets/charge_detail_page.dart
@@ -12,14 +12,14 @@ class ChargeDetailPage extends StatelessWidget {
   final int? wiredLevel;
 
   const ChargeDetailPage({
-    Key? key,
+    super.key,
     required this.chargeType,
     required this.isWireless,
     required this.power,
     required this.volt,
     required this.curr,
     this.wiredLevel,
-  }) : super(key: key);
+  });
 
   String _getProtocolDisplay() {
     if (isWireless) return '无线充电（$chargeType）';