Real size Hatching Egg. Light activated shaking egg. £4.50 Quantity: at £4.50 each Add To Basket Real size Hatching Egg. A light sensitive crazy dancing hatching chicken egg. Put it in a gift box or the refrigerator to trick your friends and family. Light activated, when the light hits the egg it vibrates looking like it's starting to hatch. Automatically activates when light is detected, and turns off in the dark. On/ off button. Powered by 3 x LR44 button battery (included) Please note:It is not waterproof and it won't vibrate or move in the dark. Size: (Dia x H) 45 x 60mm/ 1.77 x 2.36in Age 3+ small parts.