Sometimes we don't need leaks about an upcoming smartphone, because the company announces the specs one bit at a time. Redmi has just revealed the battery capacity of the upcoming K20 flagship on Weibo - it will be 4,000 mAh, confirming previous rumors. The poster simply says something in the lines of "Want More" with "4000 mAh long life" and it doesn't get any clearer than that. Whether this will be the power cell of the regular Redmi K20 or the rumored mightier Redmi K20 Pro, we are yet to determine at the launch next Tuesday. The 4,000 mAh capacity is not a huge deal for the...