Features: 1. Fart Machine: The built-in speaker enhances bass and volume, producing realistic sound effects. This device can be used to play lighthearted pranks in a fun and humorous way. Conceal the unit and activate it remotely at the perfect moment for maximum effect. 2. Multifunctional Toy: A playful gadget ideal for light-hearted jokes when someone needs a good laugh. Offers great entertainment and adds fun to social interactions. 3. Suitable Occasions: Perfect for birthday parties, April Fool's Day, Valentine's Day, Christmas, Halloween, and other festive events. Makes a fun holiday gift for kids and families. 4. Realistic Effect: The remote control sound box simulates realistic sound effects, making it an entertaining party prank accessory. 5. Suitable For Adults And Children: Designed for children aged 9 to 15 and adults (for reference only). The sound box requires 4 AA batteries (not included). Product dimensions: 12 x 11 x 4.2cm. Specifications: 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 Includes: 4 x Fart Machine 1 x Remote Control