■ Size About W2.1 × H7.4 × D0.8cm Weight about 8g ■ main material and raw materials ABS resin ● Interface: USB3.0 ● Capacity: 8GB ● Power: 4.5-5.5V ● Supported OS: Windows 7.8 or higher / Mac OS 10.0 or higher ● one-year guarantee ● strap hole ■ Set Contents Instruction manual, warranty (one year) ■ Country of origin ChinaSanrio