<b>Features：</b> <br>The connectors are made of high-quality materials, non-toxic, odorless, no noise, very strong and durable, and the connection with the machine is also very stable, so you can use it with confidence <br></br><b>product properties：</b> <br>Material：Premium metal <br>size：Total length is 1.8inch, width is 3.5inch <br>weight：0.18lb/82g <br></br><b>Note：</b> <br>1. Make sure the connector and the machine are properly connected before use <br>2. Use neutral detergent to clean the connector after use