1. Auto LCD; 2. Manual, RF remote, RS232/485 control; 3 ... Electric control, Flexibility, stability, waterproof and dust proof;2. The screen can be rotated from 0-90 degrees ... , manual control or RF remote control is available, with RS232, RS485 connectors, can be central control;5. ... LCD flip up device can be used with conference table& computer desk together; auto LCD monitor for meeting table with lcd