1,high speed Retractable USB Cable 2,welcome to OEM order 3,compliant with ROHS and UL 4,Heavy-duty dual-layer ... ,compliant with ROHS and UL4,cable Outside Diameter to be 3.5mm5,cable connecter to be copper6,simplicity and fashionable7,compliant ... with various of moble phone or digital camera retractable usb 3.0 cable