Vonnic C401W 1/3-Inch Sony CCD 480 TV Lines 3.7mm Fixed Lens Covert Smoke Detector Security Camera (White) 1/3" Sony CCD High Video Quality 480 TV Lines Long Range IR 75ft/23m Covert Smoke Detector Security Camera 3.7mm Fixed Pin Hole Lens lets you focus and control your security environment Covert Smoke Detector