First, it is harmless to put luminous stars in the room.The mechanism by which objects emit fluorescence is diverse. Some products that can emit fluorescence, such as light-emitting plastic stars, use solid-state luminescence technology, in which some luminescent materials are added. Therefore, whether to stick fluorescent stars in the bedroom is based on personal choice. If there are special people such as the elderly, children, pregnant women, etc., it is recommended not to stick fluorescent stars.