About This

• 【Easy to Understand】: Simply pull onto the bottom rubber section to view of how the lungs work, apparatus that consists of two sacs, which represent the lungs, a rubber membrane.
• 【Interactive Demonstration Tool】: This lung breathing simulator effectively illustrates the relationship between the lungs and diaphragm, making it an ideal educational tool for teachers to demonstrate gas exchange with the external environment
• 【Realistic and Detailed Design】: The model features detachable lung , a flexible base, and a thickened outer cover, all crafted to provide a lifelike appearance and detailed structural analysis
• 【Comprehensive Construction】: Composed of a transparent container, elastic base, rubber stopper, and lung models. The rubber stopper includes a Y shaped trachea made of transparent that to both lungs
• 【 Materials 】: Made from pp and rubber materials ,this Educational Toy is durability