Mess card overcoat

The utility model belongs to the technical field of the life and a mess card overcoat is disclosed, restrict with hanging including the overcoat body, hang rope and overcoat body one end swing joint, be equipped with scale interval and display screen on the overcoat body, be equipped with the stereo set in the display screen, and be equipped with the video switch on one side of the display screen, overcoat body one side is equipped with plug -in card mouth and micro -battery, micro -battery one side is equipped with microcontroller and USB interface, the overcoat body is equipped with the four layers, and this four layers from the top down is fluorescent layer, zone of heating, insulating layer and storage card layer in proper order, store up card layer one side and plug -in card mouth sealing connection, the inside even heater strip that has laid of zone of heating, zone of heating one side is equipped with resistive switching. The utility model discloses a setting of heater strip can be cold -proof for the