EON ONE MK2 dual battery charger

The JBL EON ONE MK2 dual battery charger lets mobile performers, musicians, and presenters extend their performance time with extra batteries.  From the Manufacturer: Play more sets, teach more classes and keep the party going all night long when you extend the performance time of your EON ONE MK2 system with extra batteries. The JBL EON ONE MK2 Dual Battery Charger quickly charges one or two EON ONE MK2 lithium-ion rechargeable batteries; full charge is complete in less than 3 hours for one battery and less than 6 hours when charging two batteries. Specifications: Charge time: 1 battery <3hours or 2 batteries < 6 hours Charging voltage: 40.7V Charging current: 1.2A Power rating: 48.84W Position: vertical Operating voltage: 100-240V Dimensions (D x W x H): 160 x 230 x 135.4mm Net weight: 1468g