4. Innos Yi Luo D6000- world’s first smartphone with 6000 mAH battery

In case you don’t know, it is Innos Yi Luo D6000 which was the very first smartphone to become such a battery beast. Launched very early in 2015, the release of Yi Luo D6000 broke its own record of 4160 mAH back in 2012. Except for 6000 mAh battery capacity, the phone belongs to the mid-range category and comes with a 5.2-inch Full HD display, 3GB RAM and 32GB memory, 16MP camera and 4G LTE capacity.

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