Specification:Color: SN Material: BRASS Suitable for opening: diameter 16mm Suitable for door thickness: 35-60MM Degree: 200 LENS:Plastic lens   Suitable for door thickness: 35mm-60mm, 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. 200 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!   FAQ 1.Q: Are you trading company or manufacturer? A: We are a factory. Our factory located in Wenzhou, China. 2.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. 3.Q: How about the MOQ? A: MOQ is 2000 pieces per size. 4.Q: What is your terms of payment? A: 30% deposit before production and 70% balance before shipping. 5.Q: How long is your delivery time? A: 40-45 days after received the deposit and confirmed all the details (Sample orders can be finished within 7-10 days ).   For Rich OEM experience, we can provide professional solutions for customers. Send your inquiry details below. Click "Send" Now!!!You can get the SAMPLES soon.