What are differences with common masks:
1.All using good lighting materials.
2.with high brightness.
3.with ROHS and CE certificate
4.Warranty :1 year
5.Good communication and after sales service
What are differences with common masks:
1.All using good lighting materials.
2.with high brightness.
3.with ROHS and CE certificate
4.Warranty :1 year
5.Good communication and after sales service