Overview The Mavic Battery Charger is used to charge the Mavic Intelligent Flight Battery and remote controller by connecting to a power outlet. By connecting to the USB port, it can also provide power to mobile devices such as smart phones or tablets. It will take approximately 1 hour 20 minutes to fully charge the Mavic Intelligent Flight Battery, and 2 hours for the remote controller. It will take a longer time to charge the Intelligent Flight Battery and remote controller together.