Features: 1. Fart Machine: The new speaker function adds more bass and volume, delivering those booming fart sounds you've been craving. With this device, you're sure to get a reaction when you're feeling mischievous. Hide the speaker and press the remote at the perfect moment. 2. Multifunctional Toy: If someone is annoying you, use it to play a prank – it's sure to get a laugh (or maybe some groans!). Great fun, a mischievous and hilarious must-have. 3. Suitable Occasions: Perfect for birthday parties, April Fool's Day, Valentine's Day, Christmas, Halloween, and other celebrations – a fun gift for kids and families. 4. Realistic Effect: This fun remote-controlled fart box simulates the sound of a fart, making it a hilarious party toy. 5. Suitable for Adults and Children: Designed for children aged 9-15 and adults (for reference only), the fart box is powered by 4 AA batteries (not included). Dimensions: 11 x 8 x 8 cm. Specification: Material: Plastic Product Color: Black Package Size: 25 x 17.5 x 6 cm Package Weight: 165g Battery: Fart Machine: 4 x AA battery (not included), Remote: Button battery (included) Package Includes: 4 x Fart Machine 1 x Remote Control