How do CCTV cameras work at night?

Related questions

1. How do I know if my CCTV is on?
2. Do CCTV cameras reduce crime?
3. Are CCTV cameras effective?
4. What are the disadvantages of CCTV cameras?
5. How much does it cost to have CCTV installed at home?
6. Do all CCTV cameras record?
7. How many surveillance cameras are in the US?
8. Do CCTV cameras use a lot of electricity?
9. Do you need a license to install security cameras?
10. How much does it cost to install CCTV cameras?

Tags

1. #perfectly
2. #infrared
3. #light
4. #during
5. #visible
6. #require
7. #resolution
8. #images
9. #however
10. #surveillance
11. #darkness
12. #color
13. #invisible
14. #right
15. #security
16. #source
17. #human
18. #cameras
19. #lighting
20. #capture
21. #conditions