The dedicated-screen units pair directly with their camera and need no home network, which keeps the video off the internet entirely; the WiFi models trade that for remote viewing when you are out. Night vision runs in infrared so the room stays dark, and the temperature readout tells you whether to add or drop a layer. Use a monitor as an aid to checking in, never as a substitute for it. By shipping directly from our manufacturing partners, Blacksheep brings nursery tech home at up to 60% off standard retail prices. Read less