Huawei mate30 does not support USB flash drives. HUAWEI Mate 30 is equipped with Kirin 990 chip, 7nm manufacturing process and 16-core GPU cluster [3]. Kirin 990 series supports UFS3.0, large file transfer, decompression, or mobile phone clone transfer data fast [4].
battery
HUAWEI Mate 30 uses a battery with a rated capacity of 4100 mah [1], which supports 27 watts wireless Super fast charge, 40 watts wired Super fast charge, 27 watts Super fast wireless car charge, and wireless reverse charge [3].