Features:
Max 3.4A current
This charger is within the total 3.4A charging speed， to meet the need of faster charging expenience for you
Universal 2-Port USB Charging Station 
Charger 2 device simulatanously at their optimal charging speed， total output is 3.4A
Digital LED Display
The LED diaplay can directly show the current of charge， provide the visual expenience for you
Input and Output
The input voltage is 12-24V， and the output is 5V/3.4A(Max)
Note: one port is 1A(max)，another is 2.4A(max)，the charger will intelligently stream the current， to make sure the security of your phone