New Peephole Viewer and doorbell functions with 2.8 inch LCD screen

1. New Peephole Viewer and doorbell functions
2. 2.8 inch LCD screen
3. Nice design, multi-colors for option
4. Photo shooting and storage for evidence
5. Easy operation and installation, no need wire
6. Indoor host device monitors outdoor conditions dynamically and directly.
7. Radiationless and low power dissipation
8. 3.0 mega pixel high-definition viewer
9. Automatic energy saving mode
10. No need to change the door structure, 190 degree lens