Enjoy up to four charging ports when using the Battery Charging Hub with the Car Charger or Battery Charger.
The Battery Charging Hub enhances efficiency by charging batteries in sequence according to their remaining power level, with more fully-charged batteries receiving power first.
The foldable design makes it easy to take the Battery Charging Hub along wherever you go.
Operating Temperature: 5℃-40℃
Input: 17.6 V, 0-5.7 A
Output: 17.6 V，3.41 A or 17.0 V，3.53 A
Charging Time: About 1.5 hours for each battery (depending on temperature).