Product information: 

Model: Wiring C2 charger, bare metal C2 charger
Battery type: 21700 26650 18650 16340 18500 32650
Input parameters: 5V2A
Output parameters: 1.6A
Charging current: 850 (mA)
Dimensions: 110*60*29 (mm)
Series: C2
Number of slots: 2
Discharge current: 850 (mA)
Charging time: 1 (h)