Specification: Material: Plastic, Metal Color: Black Lens Diameter: 5.5mm/0.22 inch Pen Length: About 15cm/5.91inch Resolution: 640x480/1280x780P Focal Length: 2m/6.56feet Sensor Size: 1/9 inch View Angle:70 Degree Power Supply: 5V DC via USB 3 in 1 Converter Included: Micro USB, Type-C, USB Support System: for Android / XP / Win7 / Win8 / win10 / Vista,for 4.4+ Android System, support USB OTG Function & UVC driver-free camera Android Smart-phone. Package Include: 1 * Ear Endoscope 1 * Plastic ear spoon 1 * Metal ear spoon + fixing sleeve 1 * Non-slip rubber sleeve 1 * Side mirror 1 * Protective sleeve 1 * Cleaning cloth 1 * User's manual Note: 1.Please allow slight size deviations due to manual measurement,measuring methods and tools. 2.The picture may not reflect the actual color of the item because of different photographing light and display monitor.Thanks for your understanding.