Switching pressure: 100VDC. And the switch and magnet is separate, the switch is open. magnet near together, the switch is closed. Product Code:MC-38 Magnetic. 10 pair Complete MC-38 Sensor Magnetic Switch with install screw.
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LED flash are suitable for the elderly and hearing impaired. 【Expandable and Multi Use】- Wireless doorbell system can add more receivers or push buttons for increased coverage. Magnetic sensor: 1 2A battery (does not include).
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HD(1080p) 4-Wire Video Doorphone Intercom System. Customize Your Video Doorphone Intercom Set. Tailor your security setup with our versatile Video Doorphone Intercom Kit. Easily customize a set that fits your unique needs.
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Requires 3x LR44 batteries (included). Designed to deter intruders. Battery operated (batteries not included). This easy-to-install system requires no wiring and provides peace of mind for both indoor and outdoor security.
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When the door / window is triggered, you will receive an alarm signal from your phone. This wireless alarm need no use of complicated tools when installation, just use glue to install,firm and durable.The two arrows are opposite,the distance between the two compopents should be as close as possible,and the closest distance should not affect the opening/clsoing of the door or window.
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5 Reasons to Choose Our HOMSECUR. Since 2011, we have sold thousands of HOMSECUR. With the latest firmware, this HOMSECUR. With the top quality LCD screen, this HOMSECUR. The circuit board adopted in this HOMSECUR.
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The RadioShack Stick On Window Door Alarm is a motion-sensing device that operates on batteries and features a white color design.
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