可擦一般玻璃，也可擦壁磚（但必須是乾燥壁磚）
把擦窗機器人開下去，可一邊做別的家事，省時省力
附上遙控器，也可下載app遠端遙控
Severity: Notice
Message: Undefined index: uid
Filename: modal/messenger_auth_modal.php
Line Number: 33
Backtrace:
File: /var/www/public/application/views/modal/messenger_auth_modal.php
Line: 33
Function: _error_handler
File: /var/www/public/application/views/inc/footer_view.php
Line: 8
Function: view
File: /var/www/public/application/core/Ext_Controller.php
Line: 131
Function: view
File: /var/www/public/application/controllers/Device.php
Line: 562
Function: loadView
File: /var/www/public/index.php
Line: 315
Function: require_once
