ITEM NAME:For Lithium Li-ion 18650 3.7V Battery Charger Board 9V DC Step up Boost PDB Descriptio n Specification:.Before the use of good debugging before the default output about 9V. The maximum output reference current is 5V 1.4a, 9V 0.8a and 12V 0.6a. Raise pressure counterclockwise. We'd like to settle any problem in a friendly manner.
