significant Micro-USB charger with plug, 2.4A, significant charger in black Important attributes: Number of Model: 73173621 For quick charging, the maximum charging current is 2.4 amps. The device's charging procedure has been optimized to guarantee the fastest possible charging speed. Automatic recognition and optimal charging of connected devices With the use of a country-specific adapter, the enhanced charging procedure prolongs the battery's life by saving it. The power supply ranges from 100 to 240 V.