Specifications:

Input voltage: 5V DC (via micro USB)
Output voltage: 5V DC (via 2x USB-A)
Maximum output current: 2A
Maximum power: 10W
Maximum charging current: 2A
Battery:
Type: Li-Po
Maximum capacity: 10000mAh (37Wh)
Operating temperature: 0 – 40°C
Operating humidity: 10 – 80% R.H.
Dimensions: 144 x 70 x 14.9mm
Package contents:

1x Goobay 40891 Power Bank Slimline 10.000mAh
1x Micro USB charging cable (~30cm)