The International Energy Agency estimate that between 5 and 15% of the world's domestic electricity is wasted by gadgets left on standby. Scary, eh? Standby Monsters are packs of small, sticky-backed lenses with a reflective internal surface. They are designed to be stuck over the standby lights on gadgets at home - turning them into little pairs of glowing red eyes. They give us a little extra emotional nudge to remind us to turn our gadgets off properly - especially when we head off to bed.