This is a smartphone gimbal from a while back. It's used to reduce camera shake in videos. When you connect your smartphone to the DJI app, you can use AI tracking, which will follow your face even from a distance. It hasn't been used much. It's still a used item, so please refrain from purchasing if you are concerned about that. Operation has been confirmed. It's still usable. The OSMO MOBILE 3 is a stabilizer for smartphones with a compact design. - Model Name: OSMO MOBILE 3 - Color: Gray