The DJI TB51 Intelligent Flight Battery Charging Hub enables the hot-swapping capabilities of the Inspire 3 by charging up to 8 TB51 Intelligent Flight Batteries simultaneously and with the help of a USB-C adapter and cable. This hub can charge all 8 batteries to 100% in 160 minutes, but if you turn on Fast Mode and set up a pair of batteries, you can achieve a full charge in just 35 minutes. The foldable design offers efficient storage and portability.