Video Borescope Observation Depth 2 to 6 in Monitor Size No Display Camera Size 8.5 mm Shaft Dia 0.33 in Image Video Recording Yes Power Source (4) AA Batteries Shaft Length 4 ft Pixel Resolution 1600 x 1200 Probe Lighting System (4) Adjustable LED Lamps Operating Temp 32 Degrees to 113 Degrees F Manufacturers Warranty Length 1 yr