Features: 1. Fart Machine: The new speaker function adds more bass and volume, those booming fart sounds you asked for. With this device, you are sure to embarrass your victim when you are in a bad mood. Hide the speaker and press the remote at the right moment. 2. Multifunctional Toy: If someone upsets you, you can use it to play a prank, which will definitely make him angry. Great fun, a tricky and fun must-have you deserve. 3. Suitable Occasions: Fit for birthday parties, April Fool's Day, Valentine's Day, Christmas, Halloween, and other parties and other holiday gifts for kids and families. 4. Realistic Effect: The funny remote control fart box simulates the sound of a fart, which can be a wonderful and nice party prank toy. 5. Suitable For Adults And Children: Designed for children aged 9 - 15 and all adults for reference only, the fart box is powered by 4 AA batteries not included. Dimensions: 11 x 8 x 8cm. Specification: Material: Plastic Product Color: Black Package Size: 25 x 17.5 x 6cm 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