10 Best Defender Diy Security Systems of January 2021

  1. Product Highlights
    • Diy expandable home burglar security alarm system - this alarm horn supports up to 30 pcs wireless detectors, 8 remote controls, 4 doorbell buttons, up to 115db loud alerts with deluxe door alarm system for peace of mind.
    • Sos alarm to get help - children and seniors at home when in emergency, they can press the [🔔] button of the remote control, which will set off the siren alarm up to 115db to notify other members at home or neighborhood, so that they can get help in time.
    • Door alarm uses remote controls to set security code for arming/disarming; home security system complete with fully programmed main unit and sensors, later if you want to diy, please factory reset first according to manual, then pair them again or search operation video on youtube "kerui standalone alarm system operation guide" for reference.
    • Complete diy wireless house burglar alarm system kits includes a horn work with power supply adaptor 240vac to 9 vdc and two door/window sensors work with 23a 12v battery,two remote controls work with 23a 12v battery,a pir motion detector work with 9v battery,loud alarm and better protection for apartment shed hotel garage safety,affordable home security.
    • After-sale service - kindly refer to the user manual before use, if you have any questions or needs to customize alarm system kit, please feel free to contact us, we will try our best to help; the alarm system kit can work with kerui brand alarm hub, diy the alarm system as you require.
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