- The battery positive should connect B+ and nagetive to B
- Input Voltage:3.2V-4.2V
- Output Voltage:5V/1A
- The battery must be connected in parallel rather than in series.Pre-test before the next voltage.
- Apply Battery Type:18650 battery(not include)
Power Banks Cassing Circuits & Modules
Power Bank Charging Module Circuit Board- DC-DC Step Up Boost Power Supply Module – 5V 1A (2 USB)
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₨ 130
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