I can clearly see inside of my cylinders, intake and other areas. The picture is surprisingly good on this system. Battery life is good.
1080P Digital Borescope Inspection Camera With 7.0Mm IP67 Waterproof Sewer Camera, 4.3" LCD Screen, 7 LED Lights And 16.5FT Semi-Rigid Cable - Dual Lens Industrial Endoscope + 32GB Card
8 Review
Industrial Grade Articulating Borescope Inspection Camera With 5" IPS Screen And HD 1080P Flexible Cable Snake For Accurate Inspections
9 Review
LIMINK Endoscope Dual Lens Inspection Camera 1080P HD Borescope, 5.5Mm Snake Camera Endoscopic With Metal Cable & 4.3'IPS Hard Screen, 8 LED Lights Plumbing Camera 32G,Gadgets For Men
12 Review
1080P 4.3" Screen Waterproof Endoscope Snake Camera With Light - 5.2Mm 3.3FT Tube Dual Lens Borescope Inspection Camera
11 Review