Introducing the Concealed Electronic Peephole Visible Electronic Peephole, a revolutionary product that combines convenience and security in one. This innovative peephole allows you to see who is at your door without them knowing, giving you the upper hand in any situation. With a 4.3' TFT color screen and a viewing angle of 145°, you can easily see a clear and wide view of your doorstep. The 2 million camera ensures high-quality images, providing you with a reliable and accurate view of your visitors. This peephole is suitable for general-purpose doors on the market and can be easily installed on doors with a thickness range of 35~110mm and a door hole range of 15-25mm. It is powered by a lithium battery, making it energy-efficient and long-lasting. The indoor unit is compact and sleek, measuring at 148*87*20mm, making it a discreet addition to your door. Say goodbye to traditional peepholes that only give you a limited view and hello to the Concealed Electronic Peephole Visible Electronic Peephole, the ultimate solution for your home's security.