About this 3D model

Super cost-effective drying box, almost no hardware parts. Cost within 5 yuan. Upgraded round food storage box, more sturdy, while maintaining the advantage of stackable consumables. Search it on Pinduoduo yourself. Accessories: Disposable lunch box size: 4000ML Teflon tube: 3.5cm*4 (Optional) Pneumatic connector: pc4 Hot melt glue gun You need to use a knife to cut a small hole, you can use hot melt glue to stick the outlet before opening the hole. There are two versions of the filament outlet in the file, one straight out, one right angle, You can screw on a PC4 pneumatic connector, or you can insert the Teflon tube directly without screwing.