A remote control wall-hang electric firewall typically has the following characteristics:

1. Remote control: The firewall can be controlled remotely using a remote control device, which allows for convenient and easy operation.

2. Wall-mounted: The firewall is designed to be mounted on a wall, making it easy to install and freeing up valuable floor space.

3. Electric: The firewall operates using electricity, rather than relying on manual intervention.
   

4. Firewall: The firewall provides network security by blocking unauthorized access and monitoring network traffic. It helps protect against cyber threats such as hacking and malware.

5. Adjustable settings: The firewall may have adjustable settings, allowing administrators to configure its security features to meet their specific needs.

It's important to note that the specifics of a remote control wall-hang electric firewall may vary depending on the manufacturer and model.