Image Sensor: 1/4 SHARP CCD Effective Pixels: PAL:512(H)X582(V) NTSC:512(H)X492(V) Signal System: PAL/NTSC Horizontal Resolution: 420TVL Usable illumination: 0.5Lux*/F1.2 S/N Ratio: =48dB Video Output: 1.0Vp~p 75 Power Consumption: DC 12V Built-in Lens: 3.6/6/8mm Temperature: -20~60