Feature: 1. Suppots for OTC Function: For Android phones support basic support for OTG function, except for individual low version phones. 2. Wide Compatibility: The OTG external cam can be used as a replacement computer camera for Windows, for Linux, for IOS systems, drive free. 3. Universal to Use: Support all kinds of for Android system law enforcement devices, wearable devices, etc. 4. Premium Material: The OTG external camera is made of high quality PVC, tough and durable, wear resistant, long service life. How to Use: 1.Find the mobile app store 2.Search for USB camera to download 3.Make sure the OTG function is on mode 4. Insert the camera into the charging port of your phone, open the USB camera, record and take pictures Specification: Item Type: OTG External Camera Material: PVC Horizontal Resolution: 1080P Chip Model: 1/2.7 Effective Picture Elements: 2 Million Signal Type: USB Digital (UVC Protocol) Auto Gain: OSD Video Output: MJPG/YUY2 Sound Output: None System Synchronization: Internal Synchronization Operating Temperature: -20 ℃ to 60 ℃ Backlight Compensation: OSD Minimum Illumination: 0.001lx SNR: > 52dB Package List: 1 x OTG External Camera