Product name: 3.9mm wireless WIFI visual ear speculumMaterial: ABS + aluminum alloyBattery capacity: 200mAhPixels: 3 millionBest focal length: 1.5-2cmLens Diameter: 3.9mmViewing angle: 70Waterproof rating: IP67 (lens only)Gravity Sensor: 5 AxisImage Sensor: CMOSImage transfer speed: 30fpsNetwork standard: IEEE802.11b/g/nWireless Antenna: Built-in 2.4Ghz 3dbiBattery capacity: 250mah lithium batteryInput current: DC 5V 300mACharging time: about 1.5 hoursWorking time: about 1 hourHost size/weight: length is 14CM, diameter is: 1.3CM triangle, 16GPacking method: color box + blisterPackage size/weight: 17*6.5*1.8CM, 49gPacking list: main unit*1, silicone ear spoon*4, silicone earplug*1, USB charging cable*1, 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. It is suitable for daily ear cleaning care and professional ear disease inspection. 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.