A power cord plug insert pin is a component of a power cord plug that is used to connect the electrical power to the device.

Advantages of a power cord plug insert pin include:

1. Safety: The insert pin is designed to ensure a secure and safe connection between the power cord and the device, reducing the risk of electrical hazards such as power outages or short circuits.
   

2. Durability: A good quality power cord plug insert pin is made of materials that can withstand frequent insertion and removal, and can maintain a good connection over time.

3. Cost-effective: Power cord plug insert pins are a cost-effective solution for connecting power to devices, as they are relatively inexpensive and easy to replace.

4. Versatility: The insert pin can be used with different types of power cords, making it a versatile component for different devices and applications.

5. Variety of options: Power cord plug insert pin come in different sizes and styles, allowing for various connection options with different devices.

6. Ease of use: It's easy to insert or remove the pin, providing a convenient and hassle-free way of connecting devices to power.