Buy from Amazon : br br VideoSecu Color CCD Smoke Detector Covert Hidden CCTV Security Camera Wide Angle for DVR Home br br Color CCD image sensor Smoke detector disguised hidden camera br 36mm lens for wide view angle Minimum Illumination 05 LUX for low-light conditions br 420 horizontal lines NTSC System Auto-white balance control and automatic gain control br Connection Type BNC Video 21mm center positive power plug br Power requirement DC 12V 500mA not included