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How to choose a home surveillance camera? After two rounds, I realized that night vision and focal length are the real deals, with pixel count coming last
The first camera in the house was an infrared camera. When someone came into the yard at night, the video only showed a black-and-white shadow, and the face was unrecognizable. After two rounds of switching and eliminating six heads, I finally understood: for night vision, choose infrared or full-color white light, choose focal length 2.8 or 6mm—it's much more important than pixels. This article explains the pitfalls of the three night vision modes, focal length comparison accounts, gimbal, and power supply all at once, along with a configuration sheet for my six heads....
