... , Carpenters, Piping inspection. Product Features 3.5” Large DisplayThe display unit, with a 3,5” wide angle TFT LCD screen, has ... LED lighting. Other lengths are available. Lithium-ion Battery Unit is powered by rechargeable Li-polymer batteries and capable to stand up to ... in a sturdy carrying case and consists of a display unit, insertion tube, Power adapter and side view adapters. Insertion Tube ...