Hardware Interface microSDXC Secure Digital Association Speed Class Class 10 Product Dimensions 1L x 15W Millimeters Manufacturer SanDisk Semiconductor (Shanghai) Co. Ltd, Western Digital UK Ltd, 20F No. 918, Unit B,C,D Middle Huai Hai Zhong Road Shanghai 200020 PRC Item model number SDSQUAC-256G-GN6MN Are Batteries Included No Manufacturer SanDisk Semiconductor (Shanghai) Co. Ltd Country of Origin China Item Weight 5 g