Product name: 3.9mm wireless WIFI visual ear speculum Material: ABS + aluminum alloy Battery capacity: 200mAh Product color: black.pink.white.green Pixels: 3 million Best focal length: 1.5-2cm Lens diameter: 3.9mm Viewing angle: 70 Waterproof rating: IP67 (lens only) Gravity Sensor: 5 Axis Image Sensor: CMO Image transfer speed: 30fps Network standard: IEEE802.11b/g/n Wireless Antenna: Built-in 2.4Ghz 3dbi Battery capacity: 250mah lithium battery Input current: DC 5V 300mA Charging time: about 1.5 hours Working time: about 1 hour Packing list: main unit*1, silicone ear spoon*4, silicone earplug*1, USB charging cable*1, instruction manual*1 Functions and Features: The 1.5-axis directional gyroscope can realize the rotation of the human body, keep the angle of view of the lens unchanged, which is convenient for users to operate, and is suitable for daily ear cleaning care and professional ear disease examination. 2. Built-in WiFi hotspot and 3.9mm diameter camera can achieve clear images and real-time ear-picking whole process video, with rich details, which is convenient for actual observation and inspection of the ear canal. 3. High-brightness LED lights provide auxiliary lighting to help improve image clarity in dark or low-light conditions. 4. Widely compatible with Android & iOS smartphones and tablets for more convenient connection. 5. The waterproof camera lens can enter your body easily and painlessly, and provide a wider application range for eyes, nose, mouth, skin, etc.