The front door peephole viewer is made of reliable and strong material, which has the and convenient to use. The peephole viewer is manufactured to meet standard specification, with excellent performance and great stability, to improve the security on household entry doors. Features - Color: Brown -Material:Zinc Alloy - Size: 5.00X2.90X2.90cm/1.97X1.14X1.14in -Note:hole diameter:16mm/ suitable for 40-63mm door thickness. - Peephole viewer is specially designed for entry doors, sturdy and stable to use, and can be used with confidence. - Easy to use, the door viewer can be blocked and opened by gently Adjustable the door hole privacy viewer. - The clever and simple install method design makes peephole viewer easy installation on the door viewer. - Simple and easy to install, the peephole can be put behind the door viewer, does not affect the original door viewer . - This door viewer can effectively protect privacy, avoid exposure of personal privacy, make the family more secure. Package list: 1 Viewer Peephole