This Android endoscope is a new type of electronic product. The advantages of this product are: small size, light weight, the diameter of the front camera shell is 5.5mm, and a control box is installed in the middle (to adjust the light and the camera button. Note: The camera button can only be used when the computer is used. The mobile phone can be used by using the software to take pictures), you can adjust the brightness of the six LED lights, after capturing the image, take a picture and take a picture and store it in the Android phone. product description: 1: 6 high-brightness LED lights are adjustable (adjustable to full off state) 2: Line length specification: 5 meters 3: Waterproof level: IP67 (has passed CE FCC rohs certification in Europe and America) 4: HD coms camera 5: Resolution: 640*480 6: Android interface, distribution USB interface adapter cable 7: Frame rate: 30 frames per second 8. Effective focal length: 3-10cm Product List: 1X 3in1 industrial endoscope 1X side mirror 1X hook 1X Magnet 1X Instructions Features:5.5mm DIAMETER TINY CAMERA: The diameter of this USB endoscope camera head is only 5.5mm, perfect to get into very small holes for inspection. STABLE CONNECTION; USB endoscope has more stable and convenient than wifi connection. 6 ADJUSTABLE LEDS: 6 adjustable LED lights on camera tip that greatly helps to acquiring the smooth video and HD image in dark or low-light condition, even underwater. 5m WATERPROOF SEMI-RIDGED CABLE: Armed with a Flexible cable that can control the inspection cameras direction easily, bend and keep it's shape to access confined spaces. waterproofed with the IP67 Combine feature, it can be widely used for inspecting pipeline, sewer, wall crevice, hole, cable chute troubled you before. Note: This product supports computers and some Android phones. The phone needs to have OTG and UVC functions. You can check online by yourself. Note: Manual measurement, there may be 1-2cm/1-3g error, which is not a quality problem. Due to different screen displays, there may be a color difference between the real object and the picture, and the main picture shall prevail .