For YUNEEC Q500 Battery charging ONLYSpecifications:Rapid Multi-battery charger plateSupport 4 batteries charge at same time!Support Original charger and B6 charger adapter!For protecting battery， suggest the current do not exceed 5ATo fully charge a battery will take about 50 minutes while the output is 4A. 2 batteries will take about 85 minutes， 4 batteries will take about 200 minutes.Package Includes:1 pc x Battery Parallel Board ONLY (Charger & Battery not included)