High Speed Compact 512mb 1gb 2gb 4gb 8gb 16gb 32gb 133x 20m/s Memory Card. SPECIFICATIONS: Item Condition: New Certification: CE Package: No Application: High Speed Read and Write Application: Camera Application: Monitoring Application: Digital Devices Application: File Storage Application: Others Read/Write Speed: 133X Model Number: SLC Class Level: C10 Type: CF Card 1) Card capacity According to electronics industry standards, 1 GB = 1024 MB, 1 MB = 1024 KB. and 1 KB = 1024 bytes. If different format (FAT/FAT32/NTFS/RAW) is used to format the card, the displayed capacity may reduce slightly, as each format's file system occupies a different initial space. Thus 32 GB may get 29.2 GB available space in an NTFS file system, but 29.4 GB available space in FAT32 formatting, while before formatting it may reach 29.5 - 29.8 GB. 128GB = 128,000,000,000 bytes = 125,000,000 KB = 122,068 MB = 119.20 GB raw Capacity 64 GB = 64,000,000,000 bytes = 62,500,000 KB = 61,034 MB = 59.60 GB raw capacity 32 GB = 29.80 GB raw capacity 16 GB = 14.90 GB raw capacity 8 GB = 7.45 GB raw capacity 4 GB = 3.72 GB raw capacity 2 GB= 1.89 GB raw capacity 1 GB= 975 MB raw capacity 2) Card speed Voltage 3.3V plusmn 10%; 5.0V plusmn 10% Data transmission speed: Read: 18-40MB/sec Write: 12 - 30MB/sec 1GB read:20M write:19M/S 2GB read:23M write:18M/S 4GB read:23M write:20M/S 8GB read:20M write:13M/S 16GB read:19M write:12-15M/S 32GB read 27M write:23M/S USB3.0 test read:40M/S write:30M/S Size: (36mm x 43mm x 3.3mm) Weight:11.5g 3)size 43mm*36mm*3.3mm Package Included: 1 X Memory Card. We are an international seller, your order will be shipped from abroad so please allow the necessary time of minimum 14 working days for delivery right now depending on where you ship to, due to ongoing delays in postal deliveries globally.