2 in 1 cable-free USB+Type-C flash drive, suitable for the laptop, tablet, cell phone and computer with a USB or Type C port, such as for MacBook, for Huawei MateBook, etc No APP or software installation is needed. Effectively backup your photos, files and more Impressive performance USB 3.2 Gen1 drive with up to 300MB/s transfer speed Made of zinc alloy, this thumb drive features greater strength and long-lasting durability 90 adjustable design, easy to use. Compact and mini size for convenient carrying Specification: Material: Zinc alloy housing Capacity: 256GB Size: 77.6*20*10.8mm Weight: about 30g Working voltage: 5V 1A Writing speed: 100MB/s Reading speed: 300MB/s Storage status temperature: -20 - 65 Working status temperature: 0 - 75 Package included: 1 x USB Flash Drive Other things not included