What is a Nano Memory (NM) card used in Huawei phones?
Huawei NM Card 100% Original 90MB/s 64GB/128GB/256GB Apply to Mate20 Pro Mate20 X P30 With USB3.1 Gen 1 Nano Memory Card Reader Sale, Price & Reviews | Gearbest
Enhanced Version NM Card 128GB 90MB/S Nano Memory Card Nano Card only Suitable for Huawei P30/P30pro/P40 series/Mate20 Series/Mate30 Series Nano 128GB Card : Electronics - Amazon.com