Can DJI Goggles 3 be charged by third-party power sources?

Yes. Since DJI Goggles 3 has a built-in battery, you can connect it to a power bank through the USB-C port and even use it while charging.

Related Questions

What is the DJI Osmo Action Adhesive Base Kit compatible with?

What is the DJI Osmo Motorcycle Heavy-Duty Mount compatible with?

It's compatible with the Osmo 360, and Osmo Nano (requires Osmo Nano Dual-Direction Magnetic Ball-Joint Adapter Mount).

Does Repair Refresh include accessories used at the time of the crash?