KODAK Type-C K273 OTG USB3.1 Flash Drive Pen 64GB 128GB 256GB Otg 2 in 1 USB3.2 Flash Pendrive memoria usb3.0 Memory Stick Disk

Read Speed: 40MB/S-120MB/S.
Write Speed: 15MB/S-35MB/S.

Feature:
Support System: Windows 10, 8, 7, Vista, XP / Mac OS 10.4 or higher / Linux 2.6.31 or higher.
Support Device: Computer/Laptop/TV/TV Box/Car Media Player/Android Smartphone(With OTG Function) and etc.
About use: Plug and play (no software needed)
Interface type: USB3.0(K123).USB2.0(K122).
Body:Metal Boday.Waterproof,Dustproof,Shockproof,  protect the port with leather lanyard .
Weight:Approximately 5.6g.
Size: 40mm (L) x 12.2mm (W) x 4.6mm (H)

About Capacity:
16GB Approximately 28 GB-30 GB.
32GBApproximately 14GB-15GB.
64GB Approximately 56 GB-60 GB.
128GB Approximately 115 GB-119 GB .

256GB Approximately 220 GB-240 GB .

Vendors are using decimal arithmetic: 1MB = 1000KB, 1G = 1000MB calculated, but the operating system is using binary arithmetic: 1MB = 1024KB, 1GB = 1024MB. So there are some differences between display capacity and nominal capacity of flash memory products.