Features: 1. Fart Machine: The upgraded speaker function delivers enhanced bass and volume for realistic sound effects. This prank device can add humor to social situations. Conceal the device and activate it remotely at the perfect moment. 2. Multifunctional Toy: A playful way to lighten the mood when someone is upset. Offers entertainment and fun for friends and family. A unique novelty item for practical jokes. 3. Suitable Occasions: Ideal for birthday parties, April Fool's Day, Valentine's Day, Christmas, Halloween, and other festive gatherings. Makes a fun holiday gift for kids and families. 4. Realistic Effect: The remote-controlled sound box realistically simulates sound effects, making it an entertaining party novelty toy. 5. Suitable For Adults And Children: Designed for children aged 9-15 and adults. The device requires 4 AA batteries (not included). Remote control includes button battery. Dimensions: 12 x 11 x 4.2cm. 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