∘Professional Borescope with Working Channel ∘Durable Tungsten-Braided Probe ∘Working Length of 2.0 meters (6.56 ft) or 3.0 meters (9.84 ft) ∘Diameter: 8.0 mm (0.315”) ∘High-resolution CMOS Camera, with 90 Degree FOV ∘1.8mm Diameter Channel for Optional Tools: Magnet, Measuring, Alligator Jaw ∘Capacity to Measure Problem Areas ∘Large Integrated Display (5.0“/12.7 cm) ∘Built-in Digital Zoom ∘3-stage Adjustable Dual LED Illumination ∘4 way Tip Articulation with 360° Rotation ∘Rechargeable 6h Battery ∘32,000 Images or 500 Hours of Video Can be Stored on 32GB SDHC Card ∘Light, Portable, Robust