3-WAY : 1. Portable mode  2. For table mode  3. Necklace mode

You can adjust the angle of fan and use it the way you want.

Portable mode - It is designed with an optimal size that can be held in your hand.

For table mode - It is designed to be adjusted to the angle you want so that it can be used indoors for desk use.

Necklace mode - It is designed so that you can experience the cool wind with your hands free during outdoor activities.