IDRFID Technology Co.,Ltd is one of the leading nfc reader manufacturers and suppliers,Website:http://www.idrfidtag.com, welcome to buy nfc reader from us.Dimensions98.0 mm (L) x 65.0 mm (W) x 12.8 mm (H)Weight70.0 gInterfaceUSB Full SpeedOperating DistanceUp to 50 mm (depends on the tag type)Supply VoltageRegulated 5V DCSupply Current200mA (operating); 50mA (standby); 100mA (normal)Operating Temperature0-50 �COperating Frequency13.56 MHzSmart Card Interface SupportISO14443 Type A