Lexar nCARD 256GB Memory Card Mobile Phone Expansion NM Card 1. Capacity: 256GB 2. Weight: 0.25 g 3. Features: long-lasting stability, wide compatibility, temperature and cold resistance, waterproof and shockproof 4. Dimensions: 12.3 x 8.8 x 0.7 mm 5. Reading speed: up to 90MBs 6. Writing speed: up to 70MBs 7. Working temperature: 0° - 70° C 8. Storage temperature: -20° - 85° C Features: 1. Through rigorous testing, storage is stable Lexar product designs have undergone extensive testing by Lexar Quality Laboratory (a laboratory with more than 1,100 digital devices) to ensure performance, quality, compatibility and reliability. 3. Lexaro nCARD memory card suitable for Huawei Mate20 series (Mate20 Mate 20X I Mate 20 Pro Mate 20RS), 30 series (Mate30 Pro I Mate 304G Mate 30 5G Mate 305GPro Mate 30 RS) mobile phones, MateXs, P30 series (P30) P30Pro) mobile phones, Nova series (Nova6 se Nova 5 Pro Nova5z Nova5i Pro Nova 5 Nova5i), Honor series (Honor 20 Youth Edition), Changxiang series (Changxiang 10S) and MatePad series (MatePadPro) 3. Faster reading and writing, as smooth as built-in storage Support eMMC 5.1 protocol, read speed up to 90MBs, write speed up to 70MBs, you can use your mobile phone to smooth high-speed continuous shooting and shooting 4K, 1080P video, high-speed random read and write speed brings a smoother experience to the device , Unleash the full speed performance of the equipment, and work more conveniently. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.