Fangrui Product Details 1. Waterproof Micro Usb Endoscope Snake Tube Inspection Camera With 6 Led For Otg Android Phone, Length: 1m, Lens Diameter: 7mm 2. Features 3. High Resolution 640x480, 1280x720, 1600x1200 4. Waterproof Wire Endoscope, Waterproof Level: Ip67 5. Use Optoelectronic Technology To Investigate Hard-to-reach Area 6. It Helps You To Diagnose Broken Part, Weld Point And Machine Equipment To Save Time And Increase Productivity 7. It Has Built-in 6 Led Lights (with Brightness Control) On Camera Head To Illuminate The Inspection Area 8. Camera Head Outer Diameter: 7.0mm. Focal Distance: 4-6cm Or 6cm-infinite 9. Compatible With New Version Android Otg Phone Which Has Otg And Uvc Function 10. Ideal For Introral, Underwater Camera System,motor Vehicle Detector, Sewer Pipeline Detector, Search And Rescue, Criminal And Custom Detector, Archaeological Detect, The Pcb Detection, Home Care, Aviation And Space Industries, Care And Tractors Industries, Petroleum Drilling Industries, Constructions And So On. 11. Compatible With Phones 12. Please Make Sure Your Android Phone Supports Otg Functionality. 13. Not Support Ios Phone And Ipad. 14. Support Oppo R Series Mobile Phones, Expect R Series Mobile Phones Are Not Supported 15. Support Samsung Galaxy Note 2 3 4 5, S5 S6 S7, I9500, I9308 16. Below S4 And Galaxy A5, Sch-p729 Are Not Supported 17. Support Xiaomi Mi3 Above, Xiaomi Tablet, Xiaomi Redmi 2 Above 18. Below Mi3 And Redmi 2 Are Are Not Supported 19. Support Other Brand Phones: Vivo Maxl, Meizu X4 Or Above, Sony Z1 And Above, Zte Red Bull V5