Bidirectional Fast Charging DIY Power Control Compact Circuit Board Design
ab 9,31 €
After receiving the motherboard, first connect the charging head to test, check the LED light status, confirm that the lights are all on, and then assemble. If the LED light is directly connected to the battery without testing, resulting in the LED light not being on, don't say that we will deal with the quality problem, the circuit board will be tested before leaving the factory.
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