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About product and suppliers:
        Alibaba.com offers 275 guardian security products. About 35% of these are alarm, 5% are cctv camera, and 1% are locks. 

A wide variety of guardian security options are available to you, such as ip camera, analog camera, and digital camera. You can also choose from door, personal, and auto. As well as from network, pan / tilt / zoom, and infrared. And whether guardian security is hidden camera, bullet camera, or dome camera. 

There are 257 guardian security suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Taiwan, and South Korea, which supply 98%, 1%, and 1% of guardian security respectively. 

Guardian security products are most popular in Western Europe, North America, and Eastern Europe. 

You can ensure product safety by selecting from certified suppliers, including 72 with ISO9001, 54 with Other, and 7 with ISO14001 certification.