Features:1. Fart Machine: The new speaker function adds more bass and volume, those thunderous fart sounds you asked for. With this device, you are guaranteed to embarrass your victim when you are in a bad mood. Hide the speaker and press the remote control 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 funny must-have you deserve.3. Suitable Occasions: Suitable for birthday parties, April Fools, Valentine's Day, Christmas, Halloween and other parties and other Christmas 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 pleasant 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 4.2cm.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 Includes:4 x Fart Machine1 x Remote Control