Security assured: The door lock with chain is very effective in protecting you against theft or forced entry, and it helps you identify visitors without fully opening the door. Ideal for providing you with a reliable portction.Strong Material: The door chain is made of stainless steel, sturdy, durable, rust-resistant, corrossion-resistant and wear-resistant, high-quality material ensures you long-term use. Prevent little children from going out: The chain lock is practical to prevent small children from going out without their parents' knowledge, by installing it at a height inaccessible to children. Suitable for families with children. Easy assembly: With the supplied fixing screws, you can easily install the door latch with chain. And the chain's smooth surface won't hurt your hands, you can use it with confidence.Wide Application: Suitable for all kinds of doors, such as wooden door, iron door, etc. Ideal for use in the home, bedroom, hotel, restaurant and more.Size: as shownColor: silverQuantity delivered: 1 piece Note: The data is all measured manually, please allow 1-58cm error, due to the difference in light and display, there will be a certain color difference, the actual object received shall prevail.Note: The data is all manually measured, please allow 1-3cm error, due to the difference in light and display, there will be a certain color difference, the actual object received shall prevail.