Model WS-VC4003 WS-VC2003 Image Sensor 1/4" Sharp CCD 1/4" Sony CCD Horizontal Resolution 420TVL Usable Illumination PAL/NTSC Signal System 0.5Lux/F1.2 Auto Electronic Shutter 1/50~1/10,000 sec Power Consumption 110mA Power Supply 12VDC Scanning System 2:1 Interlace S/N Ratio ≥46dB ≥48dB Auto White Balance On/Off Auto Gain Control On/Off Auto Backlight Compensation On/Off Video Output 1.0Vp-p75Ω Auto Iris Video/DC Operating Temperature -20℃～+60℃ Key Features ·High Quality Video ·High Sensitivity. ·12VDC ·Color Mini Camera ·Auto White Balance ·Back Light Compensation ·Auto Electronic Shutter ·DC/Video Drive