Special attention, the ultra-small distance can be seen more clearly. Multi-functional, it can not only check the ear canal, but also check the eardrum, mouth, gums, throat, nose, hair roots and other body parts. Earplugs are longer, thinner and easier to use. Features: You can record video and audio, and the file will be stored directly in your mobile phone for easy observation and subsequent analysis. Can quickly connect to all kinds of smartphones. Ultra-small lens, easy to enter the ear canal, see more clearly. The brightness of the 6 LED lights can be adjusted through the dimming button of the control box as needed. Suitable for daily cleaning care, patients with ear disease can also observe the ear canal. An essential tool for every family. Specification: Material: ABS Color: White Lens Diameter: 5.5mm Resolution: 1280 * 720 Sensor Size: 1/5 inch Angle of view: 70° Frame Rate: 30fps Focal Length: 1.5-2CM Working Temperature: 0°C - 70°C Power: Built-in 500mAh lithium battery Working Time: 90 minutes Image Format: MJPEG Video Format: AVI Size: Approx. 16 * 1.8 cm/ 6.3 * 0.7 in Package Weight: 145 g Package list: 1 * Wifi Visual Endoscope 1 * Accessories Kit 1 * Charging Cable 1 * Mobile Phone Holder 1 * Cloth 1 * Instruction manual Resolution: 1) The lens cannot be automatically focused. 2) The optimal resolution distance is 1.5-2 cm. When the distance is further or closer, the resolution is reduced. 1、You can record video and audio, and the file will be stored directly in your mobile phone for easy observation and subsequent analysis. 2、Can quickly connect to all kinds of smartphones. 3、Ultra-small lens, easy to enter the ear canal, see more clearly. 4、The brightness of the 6 LED lights can be adjusted through the dimming button of the control box as needed. 5、Suitable for daily cleaning care, patients with ear disease can also observe the ear canal.