Features: 1. Fart Machine: The new speaker function provides more bass and volume, the roaring fart sounds you asked for. With this device, you are sure to humiliate your victim when you are in a bad mood. Hide the speaker and press the remote control at the right time. 2. Multifunctional Toy: If someone teases you, you can use it to play a prank, which will definitely make him angry. Great fun, a tricky and funny must-have you deserve. 3. Suitable Occasions: Suitable for birthday parties, April Fools' Day, Valentine's Day, Christmas, Halloween and other parties and other holiday gifts for children and families. 4. Realistic Effect: The funny remote control fart box simulates the sound of a fart, which can be a wonderful and enjoyable 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: 12 x 11 x 4.2 cm. Specification: Material: Plastic Product Color: Black Package Size: 25 x 17.5 x 6 cm Package Weight: 165 g Battery: Fart Machine: 4 x AA battery (not included), Remote Control: Button battery (included) Package Included: 4 x Fart Machine 1 x Remote Control