Samsung’s expected to announce its Galaxy Note 9 in a couple weeks, and it seems the company is fully ready to get back into the big battery business. A teaser for the phone (embedded above) flaunts a new, larger battery. Some rumors suggest it could have a capacity of 4,000mAh, making it the largest battery ever built into a Note device. That’s a significant upgrade over last year’s phone and even the doomed Note 7 from 2016.

The Note 7 included a 3,500mAh battery, and that device ended up being recalled after many devices spontaneously exploded or caught fire. US airlines also began banning the device from all flights citing safety issues. After spending the rest of 2016 apologizing, Samsung then retreated in its quest for a larger…

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