Packaging & D0elivery:item packing size :10cm x 10cm x 2cm (3.94in x 3.94in x 0.79in).Package contains:250pcs per carton. Carton size: 50*45*40cm
Product description: Working temperature: -20C - 75C.Storage Temperature: -40C - 85C.High-speed (Hi-speed) USB2.0 interface up to 480Mbps, backward compatible with USB 1.1 / 1.0 standard.