Rotary device for multiple electronic tag cards

The utility model discloses a rotary device for multiple electronic tag cards, which is characterized by comprising a rotating shaft (1), the rotating shaft (1) is respectively connected with fixing holes of more than one card slot (2), identification tags (3) are arranged on the side surfaces of the card slots (2), a metal shell (4) is arranged outside the card slots (2), and the bottom of the metal shell (4) is opened and closed. The clamping groove of the device can be rotated out, and the upper and lower surfaces adopt metal shells for shielding signals. And the tail end of the clamping groove is provided with an identification tag, so that information identification and rotation operation are facilitated. The device can be matched with a suction cup and a hook to be attached or hung in a cab of a transport vehicle, and a driver can operate the device conveniently. The device is light, small, small in occupied space, attractive, elegant and low in manufacturing cost. 本实用新型公开了一种旋转式多张电子标签卡片装置，其特征在于：包括转轴（1），