Glow In The Dark Wood Wall Clock Luminous Needle Wall Glitter Clock Modern Design Hanging Home Decor Clocks For Living RoomOverview The luminous wall clock of the luminous wall clock uses environmentally friendly energy storage. The more sufficient light is absorbed, the better the luminous effect. With the release of energy, the luminous intensity gradually decreases to not bright. The luminous wall clock generally emits light for about 3 6 hours. The release gradually darkens until you cant see clearly, its impossible to be bright all night like a lamp Specification