●Can Laser Customization Logo: more than 3 free customizations (buyers need to provide logo customization map)
●About capacity: 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.