Car Battery Charger for the DJI Spark Drone, includes intelligent battery and USB charging ports. Wide range of inputs, 12-16V, charging output: 13.05V at 2.5A, with a 2A USB port. It will charge your spark battery in around 40-60 minutes as well as a controller or phone. Lightweight and durable, built in fuse ensures safety. The spark plug port includes a cover to eliminate the probability of short circuit and to ensure the contactors are safe.