3.7V 9V 5V 2A Adjustable Step Up Boost 18650 Lithium Battery Charging Module
3.7V 9V 5V 2A Adjustable Step Up Boost 18650 Lithium Battery Charging Module
USD 1.24 USD
Output reference maximum current 5V 1.4A, 9V 0.8A, 12V 0.6A. Before use, before debugging, the default output is about 9V. Cut-off boost 2V, depending on the situation, whether to add a protection board.
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