Height adjustment feature: Includes a built-in capacity scale for easy height adjustment to fit various canned and bottled beverages with a maximum diameter of 5.5 cm. Reliable sealing performance: This manual bottle capper creates a precise and secure seal with a gentle press, effectively preventing spills and leaks while keeping beverages fresh, operates without power. Stable bottle clamp: Features a grooved bottle holder and removable silicone head that securely holds bottles during sealing, accommodating cap sizes ranging from 250ml to 700ml. Durable construction: Made with a robust metal casing that is resistant to corrosion and rust, ensuring long-lasting use for both home and commercial applications. Service: We place great emphasis on our customers' shopping experience. If you have any questions, please feel free to contact us; we will respond to you within 24 hours!