【Clear】Built-in 5.0 megapixel ultra HD module, making every detail of the detection show, such as carbon residue in the engine, rust in the pipe, plaque on the wall, pins on the chip. 【Auto focusing】 Breaking through previous fixed focal technology, the upgrade micro inspection camera has made a great progress on auto focusing technology, clearly displaying the target image from far 【3 In 1】Be compatible for phones with OTG function, 【5 Meters Cable】Made of excellent semi-rigid waterproof material, tight structure, moisture resistant and , combined with 5-meter practical design, please take easy to use in the sewer pipe, plumbing pipe and other places 【Occasions】 AppliCable to a variety of fields, auto repair, pipelines, industry, hinery, chemical and other fields