Very similar charger is available on Amazon for: $12.99 Amazon.https://www.amazon.com/Intelligent-BonFook-Parallel-Charging-Spark-White/dp/B0788LK1RR/ref=sr_1_fkmr2_4?ie=UTF8&qid=1530984595&sr=8-4-fkmr2&keywords=Intelligent+Quick+For+DJI+SPARK+Drone+RC+Charger+Battery+Charging+Board+QC3.0