Special focus, ultra small distance to see more clearly. Armed with bendable which can bend and hold it's shape to acce a wide variety of confined place, such as curved holes or pipes.Features:6pcs LED lamp brightne can be adjusted by dimmer button of the control box according to your need.Featuring super Hi-Vision HD camera allows you to capture image or record video at a close range. Photos and videos can be stored directly into you device so you can share it with your friends at any where you wish. There are some notes of using this endoscope, for avoid dispute, please read following words carefully before purchase, or we'll not be responsible due to following reasons .1. This endoscope can only work with Android system smartphones, can not work with iphone IOS system or windows phone or any other mobile phone with any other system.2. Your Android phone system must be above Android 4.0+ system, and your phone must support OTG and UVC function, must support external camera, the system must be allowed to connect external camera.These above conditions are all Indispensable requirement. Can not work without any conditions above. - How to Check OTG? There are 3 methods for reference.(1) You can install a free app "USB OTG Checker" which provides a simple method to check.(2) You need an OTG cable. Connect phone with some equipment by OTG cable, such as keyboard, mouse, U disk. If you can use the equipment normally, OTG function works.(3) Checke with mobile phone manufacturers. Only OTG function is not enough, your phone must support UVC function. UVC function means your phone can support external camera, the system is allowed to connect external camera. - How to Check UVC?(1) UVC function can only be checked with mobile phone manufacturers. Specifications:Cable length: 1m, 1.5m, 2m (optional)Support system: for AndroidWaterproof level: IP67View angle: ~70Resolution: 640 * 480Light: 6 adjustable white LEDFocus distance: 1.2-3.2inMaterial: plastic, metal Package list:1 * Mini USB Endoscope1 * Mirror1 * Small hook1 * Magnet1 * English Manual