The Skydio 2 batteries charge directly through the Skydio 2’s USB-C port. To charge: Attach a battery to the Skydio 2, then use the included power adapter and USB-C cable to power the Skydio 2 via the USB-C port. When attached to power, the LED light on the battery will begin to flash at its current charge level. The Skydio 2’s LED indicator lights will also turn on. When the battery is fully charged, its LED lights will stay solid for one minute and then turn off. You can check the charge s...