Description:
 This hub can charge up to three batteries in series. Moreover, the order of charging is built automatically, depending on the level of the remaining charge. First of all, the full capacity is replenished on the battery with the largest remaining energy. In addition, the hub has a special Storage Mode, which maintains a constant 50%  charge in the batteries, ideal for long-term battery storage.

 The hub has LED indicators, charging, power and firmware upgrade ports (micro-USB connector).