Dual USB 5V 1A 2.1A Mobile Powerbank 18650 Akku Ladegerät PCB LCD Display
2,82 €
Batteries Type: liquid lithium-ion batteries (18650). USB Output: 5V 2.1A / 5V 1A(Dual USB interface). Micro USB input: 5V 1A. The circuit board is connected to the battery negative B-, B + is the positive, do not connecting reversed, connecting reversed will burn the board, the battery is connected in parallel welding, assembling battery.
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