3C Series 4MP Water-Level Detection Network Speed Dome * 24/7 colorful imaging * High quality imaging with 4 MP resolution * Clear imaging against strong back lighting thanks to 120 dB WDR technology 30m white light distance * Water and dust resistant (IP67) * Supports 4G and low power consumption design. The lowest power consumption is less than 1 W. * Supports water level detection with millimeter wave radar. The detection distance ranges from 0.15 m to 15 m/40 m, and the precision reaches to ±1 mm.