1. Material: ABS
2. Lens pixel: 4 million
3. Lens outer diameter: 4.5mm
4. Battery capacity: 220mAh
5. Charging time: 1.5 hours; use time: 1 hour
6. Gyroscope: 3-axis gyroscope
7. 400W high-definition endoscope, the ear canal is clearly visible
8. APP connection for viewing, more convenient to use
9. Intelligent temperature control system, to prevent burning the ear canal
10. High-speed transmission WiFi chip, no lag in picture transmission
11. Threaded fixation, not easy to fall off more secure
12. Micro-B charging, USB 3.0 fast charging
13. Replaceable ear spoon head, to avoid cross-infection, more hygienic