Manufacturers wholesale Baishikun brand authentic original surveillance cameras, the whole network the most cost-effective, quality and after-sale are guaranteed, in response to the spring of March Ali purchasing section, special delivery, buy is to make!

Camera lens can be selected according to the monitoring distance, this camera lens has 4MM, 6MM, 8mm, 12mm, 16mm optional, please submit an order in the message note at the selected lens size.

3.6MM monitoring angle of 70 degrees, the best monitoring distance is 0 ~ 5 meters.

6MM monitoring angle of 50 degrees, the best monitoring distance is 5 to 15 meters.

8mm monitoring angle of 39 degrees, the best monitoring distance is 15 to 30 meters.

12mm monitoring angle of 26 degrees, the best monitoring distance is 30 to 50 meters.

16mm monitoring angle of 20 degrees, the best monitoring distance is 50-70 meters.