MC4000 power bank 4000mAh Samsung mobile phone interface charger

MC4000 power bank Samsung mobile phone interface charger

MOBILE POWER PACK
4000mAh
Model No.: MC4000

Technical specifications
Battery capacity:…………4000mAh

Output2:…….............… 5V 500mA
Input: …..……...……….… 5V 2.1A

Operation temperature:…--0℃~40℃
Output1:.…............…… 5V 1A