What do u mean by power bank
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It is battery to recharge a device.
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Hii....
It's a kind of device by which our mobile phones get charged.
First the power bank is charged from electricity...then our phones are charged by the power bank.
It has many advantages-:
We can carry it anywhere and charge our phone if electricity is not present then also..
It's a kind of device by which our mobile phones get charged.
First the power bank is charged from electricity...then our phones are charged by the power bank.
It has many advantages-:
We can carry it anywhere and charge our phone if electricity is not present then also..
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