• $9.98

    In A Glass House

  • Set of 2 Hanging Door Knob Burglar...

    door knob alarm
    Burglar Intruder alert
    8 x 1 3/4 x 1″

  • $38.60

    Monoprice Z-Wave Door and Window S...


    Monitors a door or window and sends a Z-Wave signal when the door or window is opened and closed
    Fully compliant with other Z-Wave network devices
    Includes mounting screws, adhesive tape, and a CR123A battery for power

  • $16.48

    Add-On Motion Sensor for mfg part ...


    Operates with Carlon’s HS3620, HS3605 and HS3655. Battery Powered.
    Timer switch allows choices of on-time: 6 seconds, 3 minutes or 10 minutes.
    Weather-sealed sensor mounts inside or outside

  • H2OhNo! ATtiny Dev Board / Water A...

    ATTiny85 based project
    This board can be re-programmed to be an Annoy-A-Tron
    The board includes a buzzer, LED, a coin cell battery, and the ability to detect analog and digital sensors

  • -25%
    $37.95 $28.50

    Failed Circuit Alarm (New Style)

    $37.95 $28.50

    110 / 120 volt Power failure detection with power present light and auto reset
    9 volt battery operates alarm (battery NOT Included)
    115v plug, low voltage 9 Volt transformer powers unit

  • 3 Sets NO Recessed Magnetic Window...

    Product Name : Wired Magnetic DoorContactReed Switch;Model : MC-38;Contact Type : NO(Normally Open)
    Contact Capacity : 0.5A(Maximum Switch Current);Voltage : DC 100V;Rated Power : 10W
    ActionDistance : 10-25mm;Each Size(Approx) : 27.5 x 14x 7.7mm / 1.1″ x 0.55″ x 0.3″(L*W*H);Wire Length : 27cm/ 10.6″

  • GE 45412 Motion Sensing Alarm with...

    GE 45412 Motion Sensing Alarm With Remote
    Sounds Alarm Or Chime When Motion Is Detected
    Easy To Install, No Wiring

  • -1%
    $18.60 $18.33

    Mace Security MAS-AWD2PK MaceAlert...

    $18.60 $18.33

    Compact all-in-one security alarm with built-in magnetic contacts and 110dB siren for basic security of window, door, or cabinets
    Easily switch between ALARM siren mode for deterrence against unwanted intruders or Chime sound mode for simple notification when an opening is detected
    Each sensor operates independently with simple switch settings for OFF, ALARM, or CHIME mode and a battery test button all concealed under front cover

  • -1%
    $426.00 $421.01

    Radiation Detector Terra MKS 05 Ge...

    $426.00 $421.01

    The new version of the MKS-05 “TERRA” dosimeter-radiometer is supplied with Bluetooth channel that connects the device with the PC
    Measurement of gamma and X-ray radiation ambient dose equivalent rate.
    Measurement of surface beta-particles flux density.Measurement of ambient dose equivalent accumulation time.

  • -50%
    $9.99 $5.00

    Home Security Door Stopper w/ Buil...

    $9.99 $5.00

    Wedge-shape desige to fit any highed door
    Adjustable High-Medium-Low sensitivity
    No instaaltion required, easy for travelers to carry

  • SecurityMan SM88X Wireless Remote ...

    Add-on wireless remote controller for SecurityMan Air-Alarm system
    Wireless Transmitting distance: ¿300ft (in open area)
    Operating power: 27A 12V alkaline battery

  • $9.99

    Hawk 72-0028 105 dB Mini Wireless ...


    Features Include: Powerful alarm will scare away intruders Can be used to secure just about anything
    Great for windows, doors and cabinets Disarm key allows you to open protected object without activating the alarm Easy installation -wireless
    Batteries included Includes warning label

  • $35.00

    Magnetic Pull Cord Alarm


    Magnetic pull cord sensor releases in any direction
    Convenient mounting holster
    Adjustable pull cord

  • -58%
    $29.99 $12.65

    Mace 80370 Slimline Wireless Door ...

    $29.99 $12.65

    Mini retractable antenna for extra wireless range
    Simple wireless install
    Detects opening and vibration in window