diff --git a/src/configs/project_setting.hpp b/src/configs/project_setting.hpp
index ee28ead..11182a5 100644
--- a/src/configs/project_setting.hpp
+++ b/src/configs/project_setting.hpp
@@ -11,8 +11,8 @@
 
 #if (!defined PROJECT_TYPE_LARGE_SPACE_DISINFECTION) && (!defined PROJECT_TYPE_SMALL_SPACE_DISINFECTION) && (!defined PROJECT_TYPE_PIPE_DISINFECTION) && (!defined PROJECT_TYPE_DRAW_BAR_BOX)
 
-#define PROJECT_TYPE_LARGE_SPACE_DISINFECTION 1  // 大空间
-// #define PROJECT_TYPE_SMALL_SPACE_DISINFECTION 1  // 小空间
+// #define PROJECT_TYPE_LARGE_SPACE_DISINFECTION 1  // 大空间
+#define PROJECT_TYPE_SMALL_SPACE_DISINFECTION 1  // 小空间
 // #define PROJECT_TYPE_PIPE_DISINFECTION 1  // 管道消毒机
 // #define PROJECT_TYPE_DRAW_BAR_BOX 1  // 拉感箱
 #endif
diff --git a/src/service/device_io_control_service.cpp b/src/service/device_io_control_service.cpp
index cf839dd..d3bf7ad 100644
--- a/src/service/device_io_control_service.cpp
+++ b/src/service/device_io_control_service.cpp
@@ -175,6 +175,23 @@ void DeviceIoControlService::startScan() {
         // logger->info("DeviceBottomWaterDetectionSensor:{}", m_deviceBottomWaterDetectionSensor);
       }
 #endif
+
+#if (defined PROJECT_TYPE_SMALL_SPACE_DISINFECTION)
+      if (i % 100 == 0) {
+        int32_t ack0 = 0;
+        int32_t ack1 = 0;
+        m_zcanHost->call(kcmd_read_device_bottom_water_detection_sensor, &ack0);
+        m_zcanHost->call(kcmd_read_evaporation_bin_water_detection, &ack1);
+
+        m_deviceBottomWaterDetectionSensor = ack0;
+        m_evaporationBinWaterDetection     = ack1;
+
+        // logger->info("DeviceBottomWaterDetectionSensor:{}  EvaporationBinWaterDetection:{}", m_deviceBottomWaterDetectionSensor, m_evaporationBinWaterDetection);
+      }
+#endif
+
+      // kcmd_read_device_bottom_water_detection_sensor
+      // kcmd_read_evaporation_bin_water_detection
     }
   }));
 #endif
diff --git a/transmit_disinfection_protocol_v1 b/transmit_disinfection_protocol_v1
index 6eb4a87..c39bd36 160000
--- a/transmit_disinfection_protocol_v1
+++ b/transmit_disinfection_protocol_v1
@@ -1 +1 @@
-Subproject commit 6eb4a87eb4bdb1226db1d0e92f277b1c20d49b05
+Subproject commit c39bd364d809a9a6ad965c83fd3ea28c67514317