1. New refractive optical path design, small size and light weight;

2. The object distance can be adjusted to match 0-700 degree myopia

3. Low power consumption, working current of 1100mA;

4. High-sensitivity dual-filtering 5.8G receiving module, strong anti-interference, dual diversity reception, and more stable signal;

5. The module adopts universal 40 channels with automatic frequency searching function;

6. Adopt 3.5-inch 1024*600 resolution high brightness IPS screen;

7. Built-in 3.7V/2000mAh large-capacity li-polymer;

8. Universal TYPE-C charging interface, which supports 5-23V wide voltage charging;

9. Real-time video return with zero delay;

10. Support menu in 8 languages;

11Support external HDMI signal input;

12. Support HDMI signal video input DVR for recording;