Color classification (2) [Free 99 Years of Traffic] Basic Single Screen Dual Board + [24-Hour Video Recording] No Need for Broadband + No Need to Connect to Electricity (1) [Free 99 Years of Traffic] Basic Single Screen Single Board + [24-Hour Video Recording] No Need for Broadband + No Need to Connect to Electricity (3) [Free 99-Year Traffic] Standard Dual-Screen Single Board + [24-Hour Recording] No Broadband Required + No Power Connection Required (4) [Free 99-Year Traffic] Standard Dual Screen Dual Board + [24-Hour Recording] No Broadband + No Electricity Required (5) [Free 99 Years of Traffic] Upgraded Three-Screen Single Board + [24-Hour Video Recording] No Need for Broadband + No Need to Connect to Electricity (6) [Free 99 Years of Traffic] Upgraded Three-Screen Dual Board + [24-Hour Video Recording] No Need for Broadband + No Need to Connect to Electricity (11) [Free 99 Years of Traffic] Supreme Electric Rotating Three-Lens Single Board + 24-Hour Video Recording + No Need for Broadband + No Need for Electricity (10) [Free 99 Years of Traffic] Manual Model, Three Lenses, Dual Boards + [24-Hour Video Recording] No Need for Broadband + No Need to Connect to Electricity (12) [Free 99 Years of Traffic] Supreme Electric Rotating Three-Lens Dual Board + 24-Hour Video Recording + No Need for Broadband + No Need for Electricity (13) [Free 99 Years of Traffic] Zoom and Rotate Three Lenses, Single Board + 24-Hour Recording + 10X Zoom/Adjustment of Distance and Nearness to See Details Clearly (14) [Free 99 Years of Traffic] Zoom and Rotate Three Lenses, Dual Plates + 24-Hour Recording + 10X Zoom/Adjustment of Distance and Nearness to See Details Clearly (15) [Free 99 Years of Traffic] Top Model Electric Rotating Four-Lens Dual Board + 24-Hour Recording + No Broadband + No Need to Connect to Electricity (7) [Free 99-Year Traffic] Zoom Three Screens Single Board + 24-Hour Recording + 10X Zoom/Far and Near Adjustment to See Details Clearly (8) [Free 99 Years of Traffic] Zoom Three-Screen Dual Board + 24-Hour Recording + 10X Zoom/Far and Near Adjustment to See Details Clearly (9) [Free 99 Years of Traffic] Manual Model, Three Lenses, Single Board + [24-Hour Video Recording] No Need for Broadband + No Need to Connect to Electricity
Focal length Wide angle (sight distance 3-8 meters, angle 85-100 degrees) Standard (sight distance 6-15 meters, angle 60-85 degrees) Tele (Sight Distance 15-30 meters, angle 40-60 degrees)
