Features:MediumDistanceIRWaterproofCamera,EffiectiveIRDistanceis40meter.Built-in48IRLEDs,StrongIRlight,WideAngleNitrogengasinsidethecamera,reducefoggingphenomenonBuilt-in6mmlensTechnicalparameterImageSensor1/4?SharpCCD1/3?SharpCCD1/3?***superHADCCDEffectivepixelsPAL:512(H)x582(v)NTSC:512(H)x492(v)PAL:500(H)x582(v)NTSC:510(H)x492(v)PAL:752(H)x582(v)NTSC:768(H)x494(v)SignalSystemPAL/NTSCHorizontalResolution420TVLines480TVLinesLens6mm/F1.8S/NRatioMorethan48dBMinimumIllmination0Lux(InfraredLedsTurnOn)ShutterSpeed1/50(1/60)?/100,000(Sec.)WhiteBalanceAutoTrackingWhiteBalanceVideoOutput1Vp-p,75ohm,BNCPowerComsumptionDC12V,120mA(whentheInfraredlampsturnonmaximumcurrentis1A)InfraredW***elength850nmInfraredLampsIrradiationdDistance40mInfraredLEDTurnOn)