A portable electronic device and a flip type cover of the portable electronic device are provided. The flip type cover includes a front cover a rear cover configured to be detachably engaged with a rear surface of the portable electronic device a connection cover configured to connect the front cover to the rear cover a display screen disposed in the front cover and a rear cover Printed Circuit Board (PCB) mounted to the rear cover and connected to the portable electronic device to receive data from the portable electronic device. If the flip type cover is engaged with the portable electronic device the rear cover PCB transmits data received from the portable electronic device to the display screen.
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