The present invention provides an exchangeable-battery photocuring device, comprising a supporting frame, having a plurality of walls, wherein the plurality of walls constitutes a chamber having at least one opening; a UV LED module, disposed on the supporting frame; a outer housing, having an external opening corresponding to the opening of the supporting frame; a control module; an exchangeable battery module, disposed on the supporting frame, wherein the exchangeable battery module comprises a battery holder and a battery, and the exchangeable battery module is electrically connected to the control module, and a handle. The present invention applying an exchangeable battery module achieves that the photocuring device is used without being constrained by location and space. Furthermore, the present invention also provides an exchangeable-battery photocuring device with a slidable lid and a portable battery photocuring device with a slidable lid.