The inspection camera does not require WIFI, mobile phone or APP. You can use it immediately after powering on. The endoscope camera with light, ideal for inspection work, Industrial Endoscope with light as large as plumbing camera, drain pipe camera. The Bore Scope camera is widely used for the inspection of industrial machinery, auto repair, plumbing, chimneys, sewers, mechanical tools. 5.5mm Ultra Thin Probe The endoscope with 5.5mm small lens inspection camera probe allows it to easily access a wide variety of confined places, the endoscope camera with light, facilitates inspection work in narrow and dark areas. Like small pipes, household electrical equipment, car engine and valve inspection, ect. Built-in 2600mAh battery can work continuously about 4~5 hours, easily rechargeable by USB cable. Flexible Semi-Rigid Cable The rigidity of the flexible cable is just right, it can be bent and hold its shape to access a wide variety of tight spots, the cable is stiff enough to maneuver