Throwing a ToyYou can use it as a prank, which is sure to bring endless fun, friends tricky and fun toy, suitable for children playing. Very interesting, tricky and interesting essential component, you deserve it. Simple OperationJust a Sque-eze, put the free side on your palm, make the surface of the vent about 2-3 cm away from the end of the thumb, and then squeeze the handheld farting device strongly Keep PracticingExercises and skills. This squeeze toy has a learning curve, so the more you practice, the more proficient you become. Funny Tricky Toy Funny remote control fart box simulate fart sound, can be a wonderful and nice party prank toy.Special designed for children of 915 years old to play (for reference only),fart box powered by 4pcs AA battery (not included).