Feature:Brand new and high quality.Suitable for door thickness: 60mm-90mm, suitable for wood, fiberglass or metal doors. Easy to install, replace your door viewer in 5 minutes with no tools required. The lens will secure your home against burglary, intrusions and home invasion. 220 degree viewing angle provides the security of identifying visitors from behind a locked door, You can easily view the entire surrounding area from the top of the head to the feet of someone standing outside. A solid, heavy duty viewer cover increases your privacy. With the cover in place, visitors outside cannot see through the viewer into your home, offering the highest level of privacy for your protection and safety!   Specification: Color: Sliver,Gold,Bronze, Material: ABS Plastic, Suitable for opening: diameter 14mm Suitable for door thickness: 35mm-60mm Degree: 180   Notice: Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering. Please understand that colors may exist chromatic aberration as the different placement of pictures.   Package Included: 1 x Door Viewer   Q: Do you have your own factory? A: Of course. We have mature manufacture system for designing and producing lock body.Welcome to our factory for inspection visits, and put valuable opinions. Q: How much time does the delivery time cost? A: We will delivery the products as soon as the order's making. Because of the different destinations, the delivery time will be different. We promise that products will be arrived at 15-30 days. Q: Do you provide samples ? is it free or extra ? A: Yes, we could offer the sample for free charge but do not pay the cost of freight. Q: What is your terms of payment ? A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment. If you have another question, pls feel free to contact us as below