Features: 1. Fart Machine: The built-in speaker enhances bass and volume, producing realistic sound effects. This device can be used to create humorous moments at parties or gatherings. Hide the unit and activate it remotely for maximum effect. 2. Multifunctional Toy: A fun way to play lighthearted pranks on friends or family. Provides entertainment and laughter, making it a great addition to your collection of novelty items. 3. Suitable Occasions: Ideal for birthday parties, April Fool's Day, Valentine's Day, Christmas, Halloween, and other festive events. Makes a fun gift for kids and families. 4. Realistic Effect: The remote-controlled sound box simulates realistic audio effects, adding an element of surprise and humor to any social setting. 5. Suitable For Adults And Children: Recommended for children aged 9-15 and adults. The sound box requires 4 AA batteries (not included). Product dimensions: 12 x 11 x 4.2 cm. Specifications: Material: Plastic Product Color: Black Package Size: 25 x 17.5 x 6 cm Package Weight: 165g Battery: Fart Machine requires 4 x AA batteries (not included), Remote Control uses a button battery (included) Package Included: 4 x Sound Machine 1 x Remote Control