Teslong NTS500 5.5mm-3M Dual Lens 5 Inch Large Screen Industrial Pipe Borescope Industrial Inspection Tools1. IP67 waterproof camera, adapt to the harsh working environment 2. Snake tube hard line, built in wire line, can be bent and shaped 3. 14. 5mm auto focus, clearer vision and better operation 4. High density curved surface process to prevent screen breakage, clearly restore the true color of the screen 5. Dual lens design, front view side view switchable 6. TPU material with strong abrasion resistance, excellent ozone resistance, high hardness and