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Dual USB 5V 1A 2.1A Mobile Power Bank 18650 Battery Charger PCB Module Board
Motherboard comes with protection function: Charging overcharge protection, over-discharge protection, overcurrent protection.
Intelligent output device after charging full, automatically stop charging, to prevent mobile phones overcharge.
Output voltage and current stable, will not harm user devices.
Specifications:
Micro USB input: 5V 1A
USB output: 5V 2.1A / 5V 1A(Dual USB interface)
Charging display: intelligent digital display
Batteries type: lithium-ion batteries (18650)
Product size: 57mm x 28mm
Screen size:27mm x 17mm
Installation instructions:
The circuit board is connected to the battery negative B-, B + is the positive, do not connect reversed, connecting reversed will burn the board, the battery is connected in parallel. Note that the insulation between the battery and the circuit board, battery lead not to touch the circuit board, so as not to cause a short circuit.
This item is available in stock and is not drop shipped. This avoids delays, customs charges and extra VAT.