Technical Specification Model No: LV-20HP LV-20SC Horizontal Resolution 480TVL 420TVL Image Sensor 1/3SONY CCD 1/4SHARP CCD Min.Illumination 0LUX(IR ON) Video Output 1.0vp-p/75ohm Signal System PAL/NTSC S/N Ration Min.52DB Auto Gain Control Auto Lens 6/8mm LED Wave Length 45 unit 840 mm Infraaed LED Opration Temperature -20°C?50°C Storage Temperature -30°C?50°C Water Resistance IP 65 Supplied Power DC12V/750MA