Like an AirPods case design, it adds 40 minutes of flight time and can charge devices in temperatures as low as -20°C (-4°F). Slide in and charge up on-the-go. The camera goes to auto-sleep mode while sitting in the Power Case, and can be re-deployed instantly with no wake-up time. It also functions as a 12,000 mAh power bank to charge phones when needed. Slide in and charge as you go. Equivalent of 12,000 mAh. Additional 40 minutes of flight time. Functions at -20ºC (-4°F). Auto-sleep and instant wake-up. Additional USB-C port for phone charging.