Brand: NiteCore
Model: I4 V2
Input : AC 100-240V 50/60Hz/ DC 12V
Output 1: 4.2V +/- 1% or 1.4V +/- 1% 
Output: 500mA *4 / 1000mA*2 
Dimension: 139mm * 96mm * 36mm Certified by CE