ITEM NAME:2x Micro USB 5V Li-ion 18650 Battery Charger Module Board DIY Power Bank JR.Suitable for 18650(3.7v) battery/ li-ion lithium lipo battery(3.7v). 1, Input USB model; MicroUSB. PCB board module x 2. 5, the output: Dual USB base. Notes: Should connect the battery polarity correctly.
