diff --git a/lib/home_screen_content.dart b/lib/home_screen_content.dart
index a89739d..5ffa194 100644
--- a/lib/home_screen_content.dart
+++ b/lib/home_screen_content.dart
@@ -45,6 +45,15 @@ Future<void> _runLockerAction(String name, Future<bool> Function() action) async
 
   // 25.12.03 지은 추가 끝
 
+  void test() async {
+    final data = await _api.getTimeseries(target: "*", limit: 200);
+
+    if (data != null) {
+      print("받은 데이터 길이: ${data['samples'].length}");
+      print(data['samples'][0]);   // 첫 번째 데이터 출력
+    }
+  }
+
   int _selectedImageIndex = 0;
 
   static const BoxShadow _cleanShadow = BoxShadow(
@@ -63,6 +72,7 @@ Future<void> _runLockerAction(String name, Future<bool> Function() action) async
 
   @override
   Widget build(BuildContext context) {
+    test();
     return Container(
       color: _pageBackgroundColor,
       child: Column(
diff --git a/lib/services/locker_api.dart b/lib/services/locker_api.dart
index f8adae0..c7e04d7 100644
--- a/lib/services/locker_api.dart
+++ b/lib/services/locker_api.dart
@@ -5,7 +5,7 @@ class LockerApi {
   // 안드로이드 에뮬레이터: "http://10.0.2.2:8182"
   // iOS 시뮬레이터: "http://127.0.0.1:8182"
   // "http://192.168.0.82:8182"
-  static const String baseUrl = "http://192.168.0.81:8182"; 
+  static const String baseUrl = "http://192.168.0.81:8182";
 
   // 명령 전송 공통 함수
   Future<bool> sendCommand({
@@ -40,6 +40,37 @@ class LockerApi {
     }
   }
 
+  Future<Map<String, dynamic>?> getTimeseries({
+    String target = "*",
+    int limit = 200,
+  }) async {
+    final url = Uri.parse('$baseUrl/timeseries/get');
+
+    try {
+      final response = await http.post(
+        url,
+        headers: {"Content-Type": "application/json"},
+        body: jsonEncode({
+          "target": target,
+          "limit": limit,
+        }),
+      );
+
+      if (response.statusCode == 200) {
+        final jsonData = jsonDecode(response.body);
+
+        print("Timeseries 수신 성공");
+        return jsonData;
+      } else {
+        print("Timeseries 조회 실패: ${response.body}");
+        return null;
+      }
+    } catch (e) {
+      print("서버 연결 오류: $e");
+      return null;
+    }
+  }
+
   // --- [기능별 동작 함수] ---
 
   // 1. 잠금 해제 (주소: 0x0016 / 값: 1)