Do the cameras work ok under water? Which camera is best?
VEVOR Sewer Camera Pipe Inspection Camera 7-inch Screen 1000TVL Camera 100ft Pipeline Inspection Camera with DVR Function, Waterproof IP68 Camera w/12 Adjustable LEDs, w/a 16 GB SD Card for Sewer Line, Home, Duct Drainpipe Plumbing
or
VEVOR 30M Sewer Inspection Video Camera 7” Monitor Pipeline Inspection Camera Drain Camera Industrial Endoscope HD DVR Recorder with 8GB Card?