Product information:
Color: EU-European standard black, EU-European standard white, US-American standard black, US-American standard white, UK-British standard black, UK-British standard white,
Interface Type: USB
Color classification: white, black
Size: US-US standard 28*55 * 78mm, EU-European standard 28*55 * 100mm, UK-British standard 50*55 * 88mm
