Luminescent Glow in the Dark Stickers for Light Switch , Remote Control and Gadgets (Square Type) Easily find your light switches, remote controls and gadgets with this glow in the dark luminescent stickers. It stores light and emits light in darkness for 8 hours Size: 13mm X 8mm (approx. 0.51"X0.31") 20 pcs (1 sheet) Made in Japan