1. Display: 3.5 inch LCD screen 2. Viewing angle: 120 degree wide angle 3. Power consumption: 0.5W 4. Power supply voltage: 5V 5. Power supply mode: 4 x AAA batteries (need to buy by yourself) 6. Scope of application: residences, villas, hotels 7. Image resolution: 2 million pixels 8. Lens type: Mini hidden camera 9. Cat head material: zinc alloy 10. Door hole diameter: 13-28mm 11. Applicable door thickness: 35-100mm
