Retractable black USB Flash Drive available in 16GB, 32GB, and 64GB sizes, perfect as a creative business gift.

This offering is a versatile retractable USB flash drive available in black with storage capacities of 64GB, 32GB, and 16GB. It serves as a creative and practical business gift option, featuring a sleek design that makes it ideal for on-the-go use.

Features: ● Read Speed: 10MB -18MB/second ● Write Speed: 5MB -8MB/second ● USB 2.0 interface with higher speed and higher stability ● Portable, lightweight, high-quality metal protects the connector ●Environment Temperature: -40°C - +70°C ●Storage Temperature: -50°C - +80°C ●USB Service Voltage: 4.5V-5.5V ●Storage Lifetime: More than 5 years ●Use A-class chip, can be erased repeatedly for 100,0000 times ●Operating System: Win98/ME/2000/XP/ Vista/win7 /win8, Mac OS 9.X/Linux2.4 or above ●USB conAbout capacity: 16GB = approximately 14.2GB-15GB 32GB = approximately 28GB-30GB 64GB = approximately 58GB-60GB Vendors are using Flash memory decimal arithmetic: 1 MB = 1000KB, 1G = 1000 MB Calculated, operating system with binary arithmetic: 1 MB = 1024KB, 1 GB = 1024 MB; So there are some differences between display capacity and nominal capacity of flash memory products.