【HIGH QUALITY MATERIALS】： The internal parts of the automatic glass washer are made of high quality refined copper. and the outer shell is made of high quality stainless steel. Instead of chrome-plated plastic, our brass parts and stainless steel housings ensure durability. and stability, prevents corrosion and aging, and prevents product breakage due to excessive pressure during rinsing. 【EASY TO USE 【USE】： When you put the bottle in, lower the cup mouth, gently press the bottom of the cup, it will automatically spray water to clean the cup. Once the cup is clean, remove it and stop spraying. No more annoying cleaning steps. Multi-angle spray cleaning, so stains and bacteria have no place to hide. hide, quick cleaning. 【EASY TO USE 【INSTALLATION】: Installation only takes a few minutes, you can do it yourself. The recommended opening diameter is about 2.2cm, and it can be installed on the table or sink. The multi-angle water outlet cleaning head realizes multi-angle nozzle cleaning,