Type HDTV/Megapixel , Pixel Resolution 20 Mega Pixel , Focal Length 24mm , Min. Illumination 0.004 Lux , Electronic Shutter Speed 1/8000 to 1 s , 1xMicroSD Card Slot , 1xRJ45 , Power supply requirements 20-28 VDC , Environment Indoor , Operating temperature range 0 °C to 45 °C , Dimensions 176 x 1 0 2 x 75mm