It was a spare one. Never been used.

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.

Highlights Charger for battery and Remote Controller Charges mobile devices via USB Tips This charger does not include AC cables. In the Box Mavic – 50W Battery Charger (Without AC Cable) × 1 Specifications Product Model: F1C50 Input Voltage: 100 – 240 V; 50 – 60 Hz Output: Main: 13.05 V, 3.83 A; USB: 5 V, 2 A (Total) Rated Power: 50 W Charging Temperature: 5° to 40° C