General Feature_x000D_ Product Type USB 3.1 Flash Drive_x000D_ Family Line BAR Plus_x000D_ Application PC, Notebook_x000D_ Rated Capacity 256GB (1GB=1,000,000,000 bytes) * Actual usable capacity may be less (due to formatting, operating system, applications or otherwise)_x000D_ Interface USB 3.1 Gen 1 (backward compatible with USB 3.0/2.0)_x000D_ Connector Standard A_x000D_ Dimension (WxHxD) 15.60 X 40.01 X 11.70mm_x000D_ Weight Approx. 10.00 g_x000D_ _x000D_ Performance_x000D_ Speed Up to 300MB/s read speed for USB 3.0, write speed is lower than read speed. *Actual speed may vary by host device and actual usage conditions._x000D_ _x000D_ Environment _x000D_ Non-Operating Temperature -10~70C_x000D_ Operating Temperature 0~60C_x000D_ Magnetic 15,000 G (Gauss)_x000D_ X-ray 80KV, 50uA, 4W, 500 sec Radiation time._x000D_ Water 1m depth 3% NaCl salt water, 72hrs_x000D_ Shock Acceleration :1,500 g (gravity), Duration time : 0.5ms, Direction : x,y,z 3 times_x000D_ _x000D_ Certification_x000D_ EMC KC, FCC, CE, VCCI, RCM