<p><strong>Features:<br/>LCD Screen Display:</strong> The 2.8-inch display allows you to easily see the faces of visitors. It is safer and more practical.<br/><strong>Photo Shooting:</strong> When the visitor presses the doorbell, the indoor host rings and the LCD screen turns on to take a photo. In power-on mode, you can press &quot;power key&quot; to takes photo too. Easy to make a visitor record.<br/><strong>Power Supply Mode:</strong> Powered by 4 AAA batteries (not included), just open the battery cover on the side of the indoor host, no need to remove the doorbell. The screen supports power display.<br/><strong>Built-in Memory: </strong>With built-in memory, it stores photos in a loop, no need for a memory card.<br/><strong>Wide Viewing Angle: </strong>90-degree wide-angle lens allows you to see a larger picture without missing any visiting friends.<br/><strong>More Features: </strong>Supports photo browsing, power-on status settings, visitor records deletion.<br/><br/><strong>Specifications:</strong><br/>Model Number: DD1<br/>Display: 2.8 inches LCD screen<br/>LCD Resolution: 320*240p<br/>Camera Pixels: 0.3MP<br/>IR Lights: 2pcs, 850nm<br/>Memory: Built-in cyclic storage<br/>Comes with 8M memory, can store 75 or so photos, automatically overwrite when the memory is full<br/>Power Supply: DC 1.5V AAA batteries * 4 (not included)<br/>Door Thickness: 35mm-120mm<br/>Mounting Hole Size: 14-22mm<br/>Color: Silver, Gold (Optional)<br/>Host Size: 12.7*6.9*1.8cm/5*2.71*0.70in<br/>Host Weight (without batteries): 67g/2.34oz<br/>Peephole Size: φ5.8*1.3cm/φ2.28*0.51in<br/>Peephole Weight: 27g/0.94oz<br/>Package Size: Approx.14.4*11.2*6.9cm/5.67*4.41*2.71in<br/>Package Weight: Approx. 235g/8.27oz<br/><br/><strong>Package List:</strong><br/>1*Indoor Host<br/>1*Peephole Camera<br/>1*Bag of Screws<br/>1*Bracket<br/>1*User Manual (English/Chinese)<br/></p>