Product Name: Color Smoke-Detector CameraModel Number: KD-807S/4, KSK-620B, KSK-620BHPlace of Origin: ChinaFeatures: KD-807S/4 1) Image device: 1/3 Sony CCD 2) Valid pixel: a) PAL: 500(H) x 582(V) b) NTSC: 510(H) x 492(V) 3) Horizontal definition: 420 TV lines 4) Minimum illumination: 0.8 lux/F1.2 5) Dimensions: 120 x 57mm 6) Power supply: DC 12V 120mA 7) Easy installation KSK-620B 1) 1/3 Sony Super HAD CCD 2) CCIR/EIA 480TVL 3) 0.05 lux/F1.2 DC12V