diff --git a/application/common/SzxfjkSdk/SmartLocks.php b/application/common/SzxfjkSdk/SmartLocks.php
index dc798d0..bb135aa 100644
--- a/application/common/SzxfjkSdk/SmartLocks.php
+++ b/application/common/SzxfjkSdk/SmartLocks.php
@@ -30,7 +30,7 @@ class SmartLocks
 
         $data = [
             'id'          => $param['deviceSerial'].'001',//设备唯一标识
-            'pk'          => 'CS-HD50(NB)',//产品型号
+            'pk'          => 'CS-HD50-NB',//产品型号
             'did'         => $param['deviceSerial'],//设备编号
             'deviceType'  => $param['deviceName'],//设备类型
             'deviceModel' => $param['model'],//设备型号