1S 1A 3.7V Lithium Li-ion 18650 Battery Charger Board DC-DC Boost Step up Module

Module Feature: DC-DC Step up Boost module Charging board. Charging current: Max 1A. 1pcs 2-in-1 step up Boost module. Discharging current: Max 2A. We afford all cost if it's our fault. We maintain the excellent service standards.

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