Dual USB18650 Battery Charger Module is designed for charging lithium-ion batteries. It features a digital display for charging indication and output load status.
Product type: Modules Expansions Accessories
Compatibility: lithium-ion batteries
Material: electronic components
Key feature: digital display with charging indication
Intended use: charging and protection
Charging indication: display shows IN letters
Output load indication: long press LED button to start output, display shows OUT letters and relative output voltage and current 5V1A or 5V2.1A
Protection function: integrated protection circuit to prevent over-discharge, overcharge, and overload
Note: B+ and B- connections must not be reversed; reversing will cause damage
