Alarm installation instruction, simple wireless alarm systems for home security
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The simplest total wireless phone alarms to be installed at home or store. It is PIR built-in 6 wireless sensors such as magnetism door contact, window switch, infrared detector (motion sensor), wireless siren, smoke detector can be compatible. Cheapest alarm to afford & easy to install for DIY home security.
Transcript of Alarm installation instruction, simple wireless alarm systems for home security
