24-Hour Vacuum with Minimal Leakage SucceBuy vacuum chamber features a chamber body made of high-pressure-resistant 304 stainless steel and a toughened glass chamber lid. It offers advantages such as durability, high-pressure resistance, and corrosion resistance. A large-capacity vacuum chamber, high-pressure resistance, features a shatterproof and corrosion-resistant tempered glass lid. The entire structure is secure and robust, capable of withstanding absolute vacuum pressure. It is convenient