POCO is preparing to add another battery-focused smartphone to its M-series lineup in India.The POCO M8x 5G will launch in India on August 21 at 12 PM IST, with the handset set to go on sale through Flipkart. The launch date was confirmed by POCO ahead of this week's unveiling, as reported by FoneArena. (FoneArena)More importantly, POCO has now revealed several key specifications ahead of launch — including a much larger battery than earlier reports suggested.A Huge 7,900mAh BatteryThe POCO.