Feature: When someone is approaching or sitting in this position, you can press the remote control. Funny sounds will make everyone happy. Small size, easy to carry and hide. Now you can make funny sounds anytime and anywhere. remote control. By using it in the same indoor space, there is no need to aim at the machine. Use this funny machine to make everyone laugh. Suitable for parties, schools, movies, offices, sofas, chairs, elevators! describe: Material: ABS Size: 4.2cm in diameter Power supply: 3 AAA batteries (not included) The OPP package contains: 1*Remote fart machine 1*remote control Note: Due to different displays and lighting effects, the actual color may be slightly different from the picture color. Due to manual measurement, please allow a difference of 1-2 cm.