Endoscope with 3.5m cable for Android phone with OTG function and function for connecting an external camera. It can also be connected to a tablet, laptop or computer. NOTE: 1. Only works with Android 4.0 system and both Android 4.0 system phones, not support IOS system; 2. Your Android phone must support OTG function, and must support the external camera connection. Are there many Android system phones? You can refer to the picture. Please check your phone before purchasing, or we'll not be responsible due to the reasons. 4. Of course, working on the phone is just a part of the function, if you can not use it on the phone, you can use it on the computer. How to detect whether the phone has OTG function: 1. You need to have an OTG cable. 2. Use the OTG line to connect the phone with some equipment, such as keyboard, mouse, U disk, and you can use it normally, and express the phone has OTG function. Specifications: High resolution with 1/9 CMOS camera. Built-in 6 LED light (with Brightness and Photo Control) Waterproof wire endoscope. With a 7mm camera head. Photo shooting and video recording. Camera head outer diameter: 5.5mm. Pixels: 300000 pixels ON phone, 1300000 pixels ON Computer Resolution: 640*480, 1280*480 (only on Computer) 30 ftps. LED: 6 White LED Bright light. Focal distance: 5cm-infinate. Waterproof level: IP67. Support systems: Android / Windows 2000 / XP / Vista / 7. Brief introduction: 2015 Newest Arrival Model for Android, can take Photo, video and Sound recording, and the photos & video files will be directly stored in your Android mobile phone, the whole process of record check, convenient observation and follow-up analysis. There's also a turning wheel used for adjusting the brightness of six LED lights that work in some area without enough light. It is IP67 Waterproof Camera. With a MICRO to USB line, it can also be used for computers. Application: Ideal for Intraoral Camera System, Underwater Camera, Waterproof Micro-Cameras, Motor Vehicle Detector, Sewer Pipeline Detector, Search and Rescue, Criminal and System Detector, Archeological Detect, The PCB Detection, Home Care, Aviation and Space Industries, Care and tractors industries, petroleum drilling industries, constructions and so on.