MCP73871 Power Boost 4.2V 1A Module Load Distribution Integrated System
7,02 €
If it's too dark outside, use a USB mini-B data cable or 5V DC adapter. The low-power indicator is fixed at 3.1V, and the maximum charging rate is set to 500mA, which can be adjusted between 50mA and 1A by soldering resistors.
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