Redmi K90 Ultra will be launched in China this month, the Xiaomi sub-brand has confirmed. Along with the launch teaser, the smartphone maker has also opened pre-orders for the upcoming Redmi K90 series handset, available via the Xiaomi China online store. The handset is shown to feature a power button and volume controls on the right side. It will also sport a flat rear panel, with the camera module placed at the top. The phone will succeed the Redmi K80 Ultra, which was launched in June last year with an octa core MediaTek Dimensity 9400+ chipset and a 7,410mAh battery.