If there is more than one Osmo Mobile SE device nearby, how do I know I have connected to mine?

Each Osmo Mobile SE has an identification code sticker attached to it.

According to the identification code, you can select your Osmo Mobile SE by the device name in the DJI Mimo app to connect.

You can also change the device name in the app.

Related Questions

What is the maximum number of devices that can be connected at the same time when using DJI FlightHub 2?

There is no limit.

What is the Osmo Hanging Neck Mount compatible with?

It's compatible with Osmo 360, Osmo Action 3, Osmo Action 4, and Osmo Action 5 Pro.

What are the connectivity options for the DJI Osmo 360?

The Osmo 360 supports Wi-Fi 6.0 and USB 3.1.