ماژول پاور بانک دو خروجی دارای نمایشگر( USB 5V 1A-2A)

Product Details
•The battery of the 186 50 battery must be flat, and the length is 65MM. The pointed battery cannot be used.
•Connection methods: It is possible to connect only one lithium battery or multiple lithium batteries in parallel.
•Charge indication of this power bank pcb board: The word “IN” will be shown in the display.
•Output indication: Long press the LED button after turning on the load, Start output, “OUT” and the current and voltage of 5.0V1.0A or 5.0V2.1A will be displayed in the display.
•Note: The positive pole of the battery is connected to B+ and the negative pole is connected to B-, do not reverse it.
Features
Input Port:micro USB
Input Power Supply: DC 5V
Output Power Supply: DC 5V 1A 2.1A
Batteries Type: liquid lithium-ion batteries (18650)
Protection: overcharge protection,overdischarge protection, short circuit protection,over current protection,over temperature protection.
Installation instructions
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.
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.
Note
Long press the switch, the manboard will turn on the USB output,long press it again to turn off the USB output; Press the switch twice to turn on the lamp, and press twice again to turn off the lamp
When use the board at first time, please connect 5V power adapter to the micro USB port to activate the board.
It support multi battery in parallel connection.
How to choose the right battery
The battery should be flat 18650-battery, 65mm long, pointed battery can not be used.
If you use old batteries, different capacities, different brands are not available, disassemble the battery to ensure that each voltage is at least 3.5V or more.
If the voltage is too low, then you can put it into the battery.
(Note: You can also use lithium battery, mobile phone tablet battery)