AN97 Waterproof Micro USB Endoscope Hard Tube Inspection Camera for Parts of OTG Function Android Mobile Phone, with 6 LEDs, Lens Diameter:5.5mm Features: 1. High resolution 640 x 480, 1280 x 720 (Only on computer) 2. Waterproof endoscope 3. Use photoelectric technology to investigate hard-to-reach areas 4. It can help you diagnose the damage of parts, welding points and machinery and equipment, thereby saving time and increasing productivity 5. It has built-in 6 LED lights (with brightness control) on the camera to illuminate the inspection area 6. Photo shooting and video recording 7. Very suitable for oral cavity, underwater camera system, motor vehicle detector, sewer detector, search and rescue, crime and customs detector, archaeological inspection, PCB inspection, home care, aerospace industry, nursing and tractor industry, Oil drilling industry, structure, etc. Note: 1. Please make sure your Android phone supports OTG function 2. We provide two QR codes for everyone to choose. Step 1: Scan the QR code on the manual to install the APP Step 2: After the application is installed, the phone desktop icon will appear Step 3: Then click the icon, you can take a photo and record a video on the phone Product parameters: 1. Lens diameter: 5.5mm 2. Sensor size: 19 inch 3. Frame rate: 30fps 4. Viewing angle: 70 degrees 5. Focal length: 3-10cm 6. Waterproof rating: IP67 7. Exposure light: automatic 8. Working temperature: 0 to 70 degrees 9. Light source: 6 adjustable LED lights 10. Power supply: 5V DC via USB 11. Support computer: XP Windows 7 Windows 8 VISTA 12. Photo format: JPEG 13. Video format: MP4