Mô đun sạc pin dự phòng USB 5V 2A cho pin 18650

#USB #5V #2A #Mobile #Phone #Power #Bank #Charger #PCB #Board #Module #For #18650 #Battery USB 5V 2A Mobile Phone Power Bank Charger PCB Board Module For 18650 Battery Output: DC 5V / 2A (Maximum) Input DC 5V / 1A Android line interface Precautions： The battery must be connected in parallel rather than in series.Pre-test before the next voltage. As long as a bad battery will affect the entire group of batteries.Clear positive and negative. Once wrong,the motherboard and IC will be destroyed. The exposed part of the wiring to be wrapped to avoid aluminum The shell hits the board and damages the board No Retail Packages Quantity: 1Pc Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x Power Bank Charger PCB Board Module