... 0Lux, Lens:4-9mm 36pcs Led,IR distance 30m night vision camera, infrared camera, cctv camera Name: High resolution focus varifocal waterproof ... )Horizontal Resolution540TVL520TVL420TVLSignal SystemPAL/NTSCMin. illumination 0.000LUX/F1.2 (LED on)Lens4-9mm Varifocal & Zoom lensElectronic ShutterPAL ... : 1/50~1/100,000ses ; NTSC:1/60~1/100,000ses S/N Ratio≥48dBVideo Output1Vp- ...