... electricity 2,high-resolution image 3,2.2" TFT LCD screen LCD display door viewer TEC-PS601A Specifications:Patent design: use peephole, wireless, very ... 1800 times) and user's manual.Introduction 1. Digital electric peephole, also called electric door-eye.2. The common peephole in antitheft ... user's need , take photos . In fact, it is a digital camera. It solves the problem of the old with poor ...