... Screen 3.300,000 CMOS illuminated sen 4.Simple DIY peephole security CameraPS-601 Specification and Feature Patent design: use ... peephole, wireless, very simple a nd safe.1. The operation is ... . Weight: about 510 g15. Accessories: Base flange, DIY tightening tool, Peephole, Barrel&Lens.16. Inner-contain: two pcs AA batteries( it ...