Product Name: Mi 10000mAh Power Bank V3 USB-C Fast Charge 18W - Black/Silver.

Specification:
Brand: Xiaomi
Product model: PLM13ZM
Battery type: lithium ion polymer battery
Battery energy: 37Wh 3.7V 10000mAh
Rated capacity: 5500mAh (5.1V/2.6A)
Input interface: Micro-USB/USB-C
Output interface: USB-A
Charging time: about four hours (9V/2A 12V/1.5A charger), about six hours (5V/2A charger)
Packing list: one charging treasure, one manual, one USB data cable