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  1. 6 CCTV Security System 8CH 5MP HD DVR Home Outdoor H.265+ IR Detection With 1TB

    eBay

  2. OnlyHD CCTV 1080P DVR 8CH Outdoor Home Surveillance Security Camera System

    eBay

  3. HD CCTV Security System 5MP 8CH DVR 24/7 Home Outdoor IP66 night vision Camera

    eBay

  4. 5MP CCTV System 4/8CH DVR 24/7 Home Outdoor Kit 2/4/6/8 Camera with Hard Drive

    eBay

  5. 10 Pair MC-38 Wired Door Window Sensor Magnetic Switch Home Alarm System yi

    There are two types of reed switches: "normally open" reed switches and "normally closed" reed switches. A normally-closed reed switch is closed when it is not near a magnet; as a magnet is brought close to it, a normally-closed switch will open.

    eBay

  6. 5 Sets MC-38 Wired Door Window Sensor Switch Home Alarm System Detector

    The reed switch is consist of switch and the magnet, and the switch parts is made of reed switch and the pigtail. The magnet is coved by the plastic or alloy for shell. Normally closed type, When the magnet is near, the switch connects.

    eBay

  7. CCTV Security Camera System Kit 5MP 4CH DVR IR Home Outdoor with Hard Drive

    Option : 4CH DVR+2xBullet+500GB. Option : 4CH DVR+4xBullet+500GB. Option : 4CH DVR+4xBullet+1000GB. Option : 8CH DVR+4xBullet+1000GB.

    eBay

  8. Home Surveillance CCTV Camera System HD 1080P 4CH 8CH DVR Outdoor Night Vision

    Option : 8CH DVR(No HDD); 4xBullet. Option : 8CH DVR(No HDD); 6xBullet. Option : 8CH DVR(No HDD); 8xBullet. Option : 8CH DVR(1TB HDD); 4xBullet. Option : 8CH DVR(1TB HDD); 6xBullet. Option : 8CH DVR(2TB HDD); 8xBullet.

    eBay

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