1. High quality ABS plastic, not easy to change color, strong material.
2. Pump head adopts 5 silicone rings, with good tensile resistance, excellent sealing performance, to ensure no leakage.Use two 304 stainless steel springs:heat and corrosion resistance, high toughness,rustless,increased service life,can be used up to 200,000 times.
3. Key lock.
4. Outlet type:drop.
5. Visual window, using in-mold injection process (use 2 sets of molds), smooth surface,beautiful,easy to control the liquid allowance.
6. Support nail-free/punch installation (relatively stable).
7. Black and white can be choice, suitable for different scenarios.