Harry Potter Magical Colour Changing Potion Lamp (Large)\nYou\u2019ll feel just like you\u2019re at Hogwarts with this magical Harry Potter Colour Changing Polyjuice Potion Lamp.\nThis amazing Official Harry Potter lamp changes through all the magical colours of the rainbow all by a simple on/off switch at the base. This cleaver little mood light creates a wonderful air of mystery and magic when switched on and when not in use it creates a great ornament and the perfect Harry Potter talking point.\nThis Harry Potter mood lamp has been styled just like a wizard\u2019s magic potion bottle with a Polyjuice Potion vintage looking label. It has been made from a durable plastic and features the Harry Potter logo on the black base. The potion mood lamp is battery operated requiring 3 xAAA batteries that aren't included in the box. The Harry Potter Potion Mood Lamp measures approx. 13cm x 20cm and is lightweight making it incredibly portable. The mood light has been designed for indoor use os