![Why does my power bank show two different capacities? First it says 4000mah but then it says the capacity is 2300 mah : r/batteries Why does my power bank show two different capacities? First it says 4000mah but then it says the capacity is 2300 mah : r/batteries](https://i.redd.it/2m7gxoccvvi91.jpg)
Why does my power bank show two different capacities? First it says 4000mah but then it says the capacity is 2300 mah : r/batteries
![What's actually going on here? If you search for power banks on eBay you'll get these unrealistic options. : r/batteries What's actually going on here? If you search for power banks on eBay you'll get these unrealistic options. : r/batteries](https://preview.redd.it/iq1dt14h33851.png?auto=webp&s=de530a9b1e83c478380c27dfc2d5f45a4e90b1c1)
What's actually going on here? If you search for power banks on eBay you'll get these unrealistic options. : r/batteries
![Power banks are underrated. My phone's battery life is pretty crappy so I carry this 10,000mAh power bank. : r/EDC Power banks are underrated. My phone's battery life is pretty crappy so I carry this 10,000mAh power bank. : r/EDC](https://external-preview.redd.it/1BkXzTiptFf4d-2P8Fpq91MHDsW5UKmG2bJ0KqcDKoU.jpg?width=640&crop=smart&auto=webp&s=f29eb14772fc36b388be56a67d8f96228a5e55e6)