Surveillance camera is necessary not only to protect a certain area from penetration, but for other equally important tasks. For example, it can help to monitor the work of staff, as well as to protect themselves from theft of property. It is no secret that leaders in production of electronics are Chinese manufacturers. Part of their products, they implement via Aliexpress. Cheaper to order the camera on Ali than to pay for the same in a retail store. Before you make a purchase you should deal with the future purpose of the equipment and its functions.
Digital security cameras transmit a clear image without noise and interference. To store recorded video files will need much more hard disk space than in analog recording. Digital equipment is necessary in situations when you want a clear recognition of persons and their actions:
To monitor a large area the necessary function of the optical approximation. Is responsible for this Varifocal lens. It allows you to "zoom" zones of control. For protection at night will not prevent IR light. The camera's ability to capture objects in the dark is measured in Lux. The fewer the better. Perfect night vision camera has a 0 Lux.
During the day the light level is constantly changing. To avoid glare and dark spots, you must choose a device with an automatic diaphragm. In this case, the camera will adjust the lens of the weather conditions or time of day or night.
At the checkpoint, the cashier or to monitor other a small plot of suitable camera with a long lens. The viewing angle should not exceed 45 degrees. These cameras record the material, which is not difficult to analyze. It install them in supermarkets.
The value of the angle individually for assignment here. The higher it is, the greater the area of capture. A small value will allow detailed monitoring of a certain area, to capture what is happening on it.
Home equipment does not require additional protective measures. For indoor surveillance applications will fit simple models. The enemy of home video surveillance systems - high humidity. To protect the device from damage, you need to pay attention to models with a moisture-proof housing.
Features:
YI X Dome allows you to observe everything that is happening, thanks to a viewing angle of 360 degrees. The image is transmitted in full HD 1080p. The device is mounted on the ceiling. All notifications come via e-mail. Supported operating systems Windows and Mac.
Pros:
Features:
The device is mounted on the ceiling. It is protected from external threats, thanks to antivandalism the body. Picture format: full HD 1080p.
Pros:
Features:
HIKVISION DS-2DE3304W-DE is not controlled from Wi-Fi and PTZ signal. Because of this, the device can operate in uninterrupted mode. Professionals install this camera in the shopping and financial centres. The system works silently. So it can be used for hidden video.
Pros:
Features:
The camera automatically adjusts to weather conditions. Therefore, transfer of images is done without flashes, smoothes out the picture in low light or rain. The body is not afraid of severe cold and sweltering heat.
Pros:
Features:
Meisort Fisheye VR transmits the data via Wi-Fi to work correctly, she needs an uninterrupted Internet connection. Thanks to the miniature design and various mounting options, the device is not evident and perfectly fulfills the function as a hidden camera.
Pros:
Tips for choosing a Chinese surveillance cameras
In order to purchase CCTV camera and do not regret the money spent, it is necessary to take into account the characteristics of the model functionality and for what purpose you need it.Differentiation of
The cameras can be analog and digital. Analog models are suitable for tight budget. Their costs are lower IP equipment - 30%. To deal with the installation and the installation of such a camera maybe even a normal user. The analog system does not require Internet, so it is suitable for observing objects on the ground with a weak signal:- Cottage
- Country house
- Remote from cities objects
- Territory with a large area.
Digital security cameras transmit a clear image without noise and interference. To store recorded video files will need much more hard disk space than in analog recording. Digital equipment is necessary in situations when you want a clear recognition of persons and their actions:
- Shopping facilities
- CAT
- Parking
- Objects of mass use.
The choice of recording quality
Digital security cameras transmit high-quality image. The data obtained can be analyzed - that is not true about the analog equipment. IP models have a detailed picture format 720-1080p.To monitor a large area the necessary function of the optical approximation. Is responsible for this Varifocal lens. It allows you to "zoom" zones of control. For protection at night will not prevent IR light. The camera's ability to capture objects in the dark is measured in Lux. The fewer the better. Perfect night vision camera has a 0 Lux.
ISO
This parameter is important for surveillance. The higher the sensitivity value in the specifications, the better the image in low light conditions. Data indicate the minimum sensitivity value.During the day the light level is constantly changing. To avoid glare and dark spots, you must choose a device with an automatic diaphragm. In this case, the camera will adjust the lens of the weather conditions or time of day or night.
The angle
For an overview of the object meet a wide-angle camera. They are equipped with short throw lens. With their help, you can get a full picture of the entire perimeter.At the checkpoint, the cashier or to monitor other a small plot of suitable camera with a long lens. The viewing angle should not exceed 45 degrees. These cameras record the material, which is not difficult to analyze. It install them in supermarkets.
The value of the angle individually for assignment here. The higher it is, the greater the area of capture. A small value will allow detailed monitoring of a certain area, to capture what is happening on it.
Differences street equipment from home
Street models are equipped with a strong body. Because of this, the device is protected from external factors - sun, wind, rain, hail, etc. In the harsh climate does not prevent the heating system. It will protect the camera from the effects of low temperatures. Surveillance better to install on top. Attackers will not be able to damage the equipment.Home equipment does not require additional protective measures. For indoor surveillance applications will fit simple models. The enemy of home video surveillance systems - high humidity. To protect the device from damage, you need to pay attention to models with a moisture-proof housing.
Best security cameras for home with Aliexpress
Chinese companies occupy the leading position in the production systems home monitoring. We offer to your attention a rating of the best security cameras for all types of premises.YI Dome X

Features:
- Type - Ip-camera
- Lens - 2.8 to 8 mm
- Camera - 2 MP
- Viewing angle - 360 degree
- Resolution - 1080p.
YI X Dome allows you to observe everything that is happening, thanks to a viewing angle of 360 degrees. The image is transmitted in full HD 1080p. The device is mounted on the ceiling. All notifications come via e-mail. Supported operating systems Windows and Mac.
Pros:
- Versatility
- High angle view, detailed picture.
- There is no slot for memory card
- Makes a sound when focusing on a moving subject.
SDETER Q8U

Features:
- Type - Ip-camera
- The lens is 3.6 mm
- Camera - 2 MP
- Angle of view - 85 degrees
- Resolution - 1080p.
The device is mounted on the ceiling. It is protected from external threats, thanks to antivandalism the body. Picture format: full HD 1080p.
Pros:
- Versatility
- Protection from falls and intruders
- The detailed picture.
- You need to install near a power outlet.
Best outdoor surveillance cameras from Aliexpress
Street equipment must be equipped with a robust shockproof housing. This will protect the device from low temperatures, bad weather and damage.HIKVISION DS-2DE3304W-DE

Features:
- Type - Ip-camera
- The lens is 2.8 - 12 mm
- Camera - 3 MP
- Viewing angle - 120 degrees
- Resolution - 1080p.
HIKVISION DS-2DE3304W-DE is not controlled from Wi-Fi and PTZ signal. Because of this, the device can operate in uninterrupted mode. Professionals install this camera in the shopping and financial centres. The system works silently. So it can be used for hidden video.
Pros:
- Reliable protection from adverse environmental conditions
- Fast and high quality approximation
- Silent operation.
- There is no slot for a memory card.
Boavision HD54F

Features:
- Type - Ip-camera
- The lens is 4.7-94 mm
- Camera - 5 MP
- Viewing angle - 60 degrees
- Resolution - 2592x1944p.
The camera automatically adjusts to weather conditions. Therefore, transfer of images is done without flashes, smoothes out the picture in low light or rain. The body is not afraid of severe cold and sweltering heat.
Pros:
- Image quality
- Versatility
- Reliable protection from the external environment.
- No.
Best hidden security cameras from Aliexpress
A good hidden camera should work silently and respond quickly to move the object. On Aliexpress there are a huge number of devices with the possibility of covert filming, but we will consider only the best.Meisort Fisheye VR

Features:
- Type - Ip-camera
- Lens - 1,44 mm
- Camera - 1.3 MP
- Viewing angle - 360 degree
- A resolution of 960p.
Meisort Fisheye VR transmits the data via Wi-Fi to work correctly, she needs an uninterrupted Internet connection. Thanks to the miniature design and various mounting options, the device is not evident and perfectly fulfills the function as a hidden camera.
Pros:
- Compact design
- Wide-angle shooting
- Versatility.
- During recording possible audio artifacts.
Conclusion
Before buying you must decide on the future appointment of a surveillance camera. It is important to remember that a large number of cheap cameras is better than 2-3 expensive devices. Despite its technical limitations, they help to protect the area from illegal intrusion and belongings from theft.You will also enjoy:
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