ProVision PV2 Dual Shaft 2-in-1 Convertible Fiberscope - 36 In Higher Resolution Fiber Optics Cable will reach deep into walls, drains, vents, engine blocks, etc. Powerful halogen lamp illuminates dark locations for clear viewing "Obedient" cable maintains its fixed position until readjusted Flexible, omni-directional cable bends in every direction to allow precise viewing