Features: 1. Fart Machine: The new speaker function adds more bass and volume, delivering those boisterous fart sounds you've been waiting for. With this device, you're sure to embarrass your victim when you're in a bad mood. Hide the speaker and press the remote at the perfect moment. 2. Multifunctional Toy: If someone upsets you, use it to play a prank, which will definitely make them angry. Great fun, a tricky and funny must-have you deserve. 3. Suitable Occasions: Perfect for birthday parties, April Fool's Day, Valentine's Day, Christmas, Halloween, and other celebrations and holiday gifts for kids and families. 4. Realistic Effect: The funny remote control fart box simulates the sound of a fart, making it a wonderful and hilarious party toy. 5. Suitable for Adults and Children: Designed for children ages 9-15 and all adults (for reference only), the fart box is powered by 4 AA batteries (not included). Dimensions: 12 x 11 x 4.2 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 Control: Button Battery (Included) Package Included: 4 x Fart Machine, 1 x Remote Control