1.WiFi連線只需9秒，即時手機APP操作
2.使用手機即時地圖，可指定打掃區域
3.清潔路徑即時顯示，可任意手繪虛擬牆
4.配備六個超音波感測器，可提前避開障礙物
5.依即時地圖，自動規劃最短距離返回充電座
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: 242
Function: loadView
File: /var/www/public/index.php
Line: 315
Function: require_once
