Feature: Versatile, it can check the ear canal as well as the eardrum, mouth, gums, throat, nose, scalp and other body parts. The high-definition camera allows users to capture high-definition visual images in areas that are difficult to access in width or depth. Applicable to Windows PC and suitable for Android with OTG function. Earpick is longer, thinner and easier to use. Special focus, ultra-small distance can be seen more clearly. Equipped with 6 adjustable LED lights, greatly reduces overexposed images and displays colors without distortion in dark or low light conditions. Specification: Lens: Approx. 5.5mm / 0.2 inch Pixel: 0.3MP Focusing Distance: Approx. 1.5 cm / 0.6 inch Material: metal Pen length: about 15cm/5.9in Black color For Windows PC, for Android with OTG Package List: 1 x Mobile Phone Endoscope 1 x Earpick 1 x protective cover 1 x Camera Cover 1 x Ring Earplugs 1 x cleaning cloth 1 x dental mirror 1 x User Manual Note: Applies to Android system with OTG function, some mobile phones have OTG function, but you need to open it in settings. Currently, most of the popular mobile phones support the OTG function. If you really don't know if your cell phone has this feature, you can check it online.