1. Material: shell plastic
2. Easy to carry
3. PC ear tip
4. Smart sisual APP
5. A clear sense of place
6. 3 million high-definition endoscopes
7. Applicable mobile phone model: universal for Apple and Android
8. Use 120 mAh lithium battery, which can be recharged repeatedly
9. You can take pictures and videos, see clearly in your ears, and refuse to dig out blindly
10. Lens diameter: 4.5mm, focal length: 1.5-2cm
11. Unit weight: 13g