The AC Power Adapter charges the FPV Flight Battery FPV Remote Controller 2 and; the Goggles Battery all at the same time! It has multiple output ports and; modes along with a 90W output for fast charging! Specifications Input 100-240V 50/60 Hz 1.8A. Battery 25.2 V ± 0.1 V; 3.57 A ± 0.1 A (high current); 1 A ± 0.2 A (low current). USB (Universal Serial Bus) 5V / 2A. Rated Power 90W