Electronic Shelf Label

Electronic product indicators, according to one embodiment of the present invention includes a display panel for displaying the product information; Product display main body on which the display panel accommodated; Battery receiving portion is formed within the product display unit to receive a battery for driving the display panel; And the battery the goods indicator to be exchanged in the main body battery cover to shield receiving said battery; moisture-inlet portion to prevent the external moisture flowing into includes, in the battery between the battery cover and the battery receiving portion formed and, wherein the battery cover and the battery receiving portion one has is equipped with a sub-hook is disposed across the main hook and the main hook and the battery for determining a coupling position of the battery cover and the battery receiving portion of the other one there may be a main hook receiving portion and the additional sub-hook receiving formation in which the main hook and the hook is entered into the sub.