Watec's all new ULTRA low light camera! Replacing Watec's flagship 902H ULTIMATE and 902H2 SUPREME series cameras. With a 1/2.8 ROLLING SHUTTER MONO CAMERA. MIN ILLUMINATION 0.0001lx / 0.000007lx. the WAT-3500 is the successor model to the 910HX, WAT-902H2 ULTIMATE and WAT-902H2 SUPREME SERIES MODELS!!