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CCTV in residential areas could record footage anywhere between 1 to 3 months, almost 30 to 90 days. This predominantly depends on the setup and storage. Some other places, like casinos and banks, might record CCTV for at least one year. For better storage, it is essential to pick the right CCTV system as your preference. Some factors that should be considered while purchasing CCTV are Storage location, picture quality, sensors, the field of view, rotation, installation, night vision, wireless systems, and customer service.
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There are eight different types of CCTV cameras that are available in the market. They are Analog CCTV Camera, IP CCTV Cameras, Wireless CCTV Camera, HD CCTV Cameras, Infrared or Night Vision CCTV Camera, Dome CCTV Cameras, Bullet CCTV Cameras, and PTZ CCTV Cameras. Though all these cameras exhibit similar functions, they have advantages and disadvantages. They vary in price, equipment configuration, settings, image quality, installation, etc.
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Wireless motion sensors are designed to sense rapid motion in any specific area around them. They can spot movement by detecting rapid changes in infrared radiation which strikes them.
Motion sensors can ensure the safety of your home by:
Following are the different types of motion sensor in Delhi
It can detect body heat. Passive infrared sensors are widely used motion sensors in home security systems. When your system is on, the motion sensors are activated. Once the motion sensor warms up, it can detect the heat and movement in the surrounding areas, making a protective grid.
It sends out microwave pulses and tracks the reflection of moving objects. It covers a larger area than the infrared sensors, but it is susceptible to electrical interferences and is more expensive.
Motion sensors may have combined features in order to reduce false alarms. Dual Technology motion sensors are less likely to cause false alarms because, in order to trigger an alarm, both sensors must be tripped.
It emits infrared rays from an LED source. Using reflection of rays, the motion sensor can measure the distance of the objects and also detects if the objects are within a specific area.
It can measure the reflection of moving objects and send pulses of ultrasonic waves.
These sensors detect vibrations. Homemade motion sensors can also work, but they are often unreliable.
The finest wireless gas leak detectors available in the market are:
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Humans are blessed with an instinctive need to be overprotective of the things they love. Needless to say, the security of your loved ones and property tops the list.Despite having a security...
Gone are the days when only the rich and the affluent in society installed security cameras to monitor their residences. Now almost everybody installs some form of security camera around their...
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