My Butterfly Collection - Animated Butterfly in a Jar - Blue Morpho The Blue Morpho Butterfly Jar is a realistic butterfly toy that flutters around in a jar! Simply tap the jar to activate the butterfly's realistic action. Ambient sound may also make it flutter! Your butterflies will move for around 90 seconds, Batteries have automatic standby so no need for a power button! Takes 3 x AAA batteries (Included) The Glass Butterfly Jar measures approx 17 cm x 9.5 cm x 9.5 cm