diff --git a/src/devices/devices_manager.c b/src/devices/devices_manager.c
index a510c75..598d5e6 100644
--- a/src/devices/devices_manager.c
+++ b/src/devices/devices_manager.c
@@ -38,6 +38,8 @@
 #include "domo.h"
 
 #include "outlet_dio.h"
+#include "shutter.h"
+#include "sprinkler.h"
 
 #include "devices_manager.h"
 
@@ -48,9 +50,11 @@ struct json_object *save_outlets(devices_manager_t *dm);
 int create_outlet(struct json_object *node);
 
 int load_shutters(devices_manager_t *dm, struct json_object *node);
+struct json_object *save_shutters(devices_manager_t *dm);
 int create_shutter(devices_manager_t *dm, struct json_object *node);
 
 int load_sprinklers(devices_manager_t *dm, struct json_object *node);
+struct json_object *save_sprinklers(devices_manager_t *dm);
 int create_sprinkler(devices_manager_t *dm, struct json_object *node);
 
 /*----------------------------- PUBLIC FUNCTIONS ----------------------------*/
@@ -69,8 +73,8 @@ devices_manager_t *devices_manager_new(void)
 
     // Initialize instance.
     devices_manager->outlets = qlist(0);
-    devices_manager->shutters = qhashtbl(0, 0);
-    devices_manager->sprinklers = qhashtbl(0, 0);
+    devices_manager->shutters = qlist(0);
+    devices_manager->sprinklers = qlist(0);
 
     return devices_manager;
 }
@@ -158,9 +162,9 @@ int devices_manager_save(devices_manager_t *dm)
 	// Outlets
 	json_object_object_add(root_node, kOutletEntry, save_outlets(dm));
 	// Shutters
-	//json_object_object_add(the_root_node, kShutterEntry, m_shutters.to_json());
+    json_object_object_add(root_node, kShutterEntry, save_shutters(dm));
 	// Sprinklers
-	//json_object_object_add(the_root_node, kSprinklerEntry, m_sprinklers.to_json());
+	json_object_object_add(root_node, kSprinklerEntry, save_sprinklers(dm));
 
 	result = json_object_to_file_ext(dm->file_path, root_node, JSON_C_TO_STRING_PRETTY);
 
@@ -174,7 +178,7 @@ int devices_manager_save(devices_manager_t *dm)
 
 char *devices_manager_get(devices_manager_t *dm, const char *capability)
 {
-    DEBUG("TODO");
+    #warning "TODO"
     return NULL;
 }
 
@@ -182,7 +186,7 @@ char *devices_manager_get(devices_manager_t *dm, const char *capability)
 
 char *devices_manager_get_by_id(devices_manager_t *dm, const char *capability, uint32_t id)
 {
-    DEBUG("TODO");
+    #warning "TODO"
     return NULL;
 }
 
@@ -190,7 +194,7 @@ char *devices_manager_get_by_id(devices_manager_t *dm, const char *capability, u
 
 int devices_manager_set(devices_manager_t *dm, const char *capability, struct json_object *node)
 {
-    DEBUG("TODO");
+    #warning "TODO"
     return 0;
 }
 
@@ -198,7 +202,7 @@ int devices_manager_set(devices_manager_t *dm, const char *capability, struct js
 
 int devices_manager_set_state(devices_manager_t *dm, const char *capability, int id, bool state)
 {
-    DEBUG("TODO");
+    #warning "TODO"
     return 0;
 }
 
@@ -206,7 +210,7 @@ int devices_manager_set_state(devices_manager_t *dm, const char *capability, int
 
 int devices_manager_create(devices_manager_t *dm, const char *a_capability, struct json_object *node)
 {
-    DEBUG("TODO");
+    #warning "TODO"
     return 0;
 }
 
@@ -214,7 +218,7 @@ int devices_manager_create(devices_manager_t *dm, const char *a_capability, stru
 
 int devices_manager_update(devices_manager_t *dm, const char *a_capability, struct json_object *node)
 {
-    DEBUG("TODO");
+    #warning "TODO"
     return 0;
 }
 
@@ -222,7 +226,7 @@ int devices_manager_update(devices_manager_t *dm, const char *a_capability, stru
 
 int devices_manager_delete(devices_manager_t *dm, const char *a_capability, struct json_object *node)
 {
-    DEBUG("TODO");
+    #warning "TODO"
     return 0;
 }
 
@@ -235,7 +239,7 @@ int devices_manager_delete(devices_manager_t *dm, const char *a_capability, stru
  */
 int load_outlets(devices_manager_t *dm, struct json_object *node)
 {
-	DEBUG("DevicesManager::load_outlets\n");
+	DEBUG("devicesManager-load_outlets\n");
 
 	/* Get Outlets */
 	if (json_object_get_type(node) == json_type_array)
@@ -282,15 +286,54 @@ struct json_object *save_outlets(devices_manager_t *dm)
 
 int load_shutters(devices_manager_t *dm, struct json_object *node)
 {
-    DEBUG("TODO");
-    return 0;
+	DEBUG("devicesManager-load_shutters\n");
+
+	/* Get Shutters */
+	if (json_object_get_type(node) == json_type_array)
+	{
+		int length;
+		struct json_object *shutter_node;
+
+		length = json_object_array_length(node);
+		for (int i = 0; i < length; i++)
+		{
+            shutter_t *shutter = shutter_new();
+            shutter_node = json_object_array_get_idx(node, i);
+            if (shutter_from_json(shutter, shutter_node) == 0)
+            {
+                qlist_addlast(dm->shutters, shutter, sizeof(shutter_t));
+            }
+		}
+	}
+
+	return 0;
+}
+
+/*--------------------------------------------------------------------------*/
+
+struct json_object *save_shutters(devices_manager_t *dm)
+{
+	struct json_object *root_node;
+	shutter_t *shutter;
+    qlist_obj_t obj;
+
+    memset((void *) &obj, 0, sizeof(obj));
+	root_node = json_object_new_array();
+
+    while (qlist_getnext(dm->shutters, &obj, true))
+    {
+        shutter = obj.data;
+        json_object_array_add(root_node, shutter_to_json_object(shutter));
+    }
+
+	return root_node; 
 }
 
 /*--------------------------------------------------------------------------*/
 
 int create_shutter(devices_manager_t *dm, struct json_object *node)
 {
-    DEBUG("TODO");
+    #warning "TODO"
     return 0;
 }
 
@@ -298,14 +341,53 @@ int create_shutter(devices_manager_t *dm, struct json_object *node)
 
 int load_sprinklers(devices_manager_t *dm, struct json_object *node)
 {
-    DEBUG("TODO");
-    return 0;
+	DEBUG("devicesManager-load_sprinkler\n");
+
+	/* Get Shutters */
+	if (json_object_get_type(node) == json_type_array)
+	{
+		int length;
+		struct json_object *sprinkler_node;
+
+		length = json_object_array_length(node);
+		for (int i = 0; i < length; i++)
+		{
+            sprinkler_t *sprinkler = sprinkler_new();
+            sprinkler_node = json_object_array_get_idx(node, i);
+            if (sprinkler_from_json(sprinkler, sprinkler_node) == 0)
+            {
+                qlist_addlast(dm->sprinklers, sprinkler, sizeof(sprinkler_t));
+            }
+		}
+	}
+
+	return 0;
+}
+
+/*--------------------------------------------------------------------------*/
+
+struct json_object *save_sprinklers(devices_manager_t *dm)
+{
+	struct json_object *root_node;
+	sprinkler_t *sprinkler;
+    qlist_obj_t obj;
+
+    memset((void *) &obj, 0, sizeof(obj));
+	root_node = json_object_new_array();
+
+    while (qlist_getnext(dm->sprinklers, &obj, true))
+    {
+        sprinkler = obj.data;
+        json_object_array_add(root_node, sprinkler_to_json_object(sprinkler));
+    }
+
+	return root_node; 
 }
 
 /*--------------------------------------------------------------------------*/
 
 int create_sprinkler(devices_manager_t *dm, struct json_object *node)
 {
-    DEBUG("TODO");
+    #warning "TODO"
     return 0;
 }
diff --git a/src/devices/devices_manager.h b/src/devices/devices_manager.h
index df8ba65..dfbc5e4 100644
--- a/src/devices/devices_manager.h
+++ b/src/devices/devices_manager.h
@@ -49,8 +49,8 @@ struct devices_manager_s
     char *file_path;
 
     qlist_t *outlets;
-    qhashtbl_t *shutters;
-    qhashtbl_t *sprinklers;
+    qlist_t *shutters;
+    qlist_t *sprinklers;
 };
 
 /*--------------------------- PUBLIC FUNCTIONS -------------------------------*/
diff --git a/src/main.c b/src/main.c
index 8de3113..8993b3e 100644
--- a/src/main.c
+++ b/src/main.c
@@ -131,8 +131,9 @@ int main(int argc, char **argv)
         fprintf(stderr, "Failed to Load the devices.\n");
         return -1;
     }
-    devices_manager_save(device_manager);
+    
 #if 0
+    devices_manager_save(device_manager);
 	/* Setup the Sequences Manager. */
 	SequencesManager the_sequences_manager(the_config_path + "/sequences.json", &the_devices_manager);
 	if (the_sequences_manager.load() != 0)