New Delhi, Nov. 13 -- Eveready has long been a big name in the field of batteries and lighting products, but the homegrown brand recently decided to step into the world of power banks. I have been using Eveready's first two power bank products - Ultima PB10 and Ultima PB31 - for the last few weeks, and here are my two bits on whether they're worth your money.

Both the Eveready Ultima PB10 and PB31 are 10,000mAh power banks. The Ultima PB10 is your standard power bank with a run-of-the-mill design and Eveready branding in the middle. The good thing is that the power bank comes with both Type-C and Lightning cables built into its body, removing the need to carry around a separate cable.

It also comes with a built-in display that shows the...