... slot 3,Photo shooting 4,3.0inch 940x240 TFT 5,Zoom function Zoom function door viewer with 3.0inch Product Functions:1 ... sensor: 300,000 pixels4. Optical lens: view angle 70 degrees5. Zoom function6. TF card slot (card not included), 1GB can store ... peephole camera, 1x tightening tool, 1x manualEffect drawing of packaging: Zoom function door viewer with 3.0inch