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Amazon Price as of 02/24/2025 13:41 GMT+00:00
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average price $19.62
$0.37 higher than average
$18.26
$19.41
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WiFi Hygrometer Thermometer Sensor: Wireless Smart Temperature Humidity Monitor with App Notification Alert, Data Storage Export, Calibration Function, Compatible with Alexa (White-1PCS)
-11% $14.99
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WiFi Hygrometer Thermometer Sensor: Wireless Smart Temperature Humidity Monitor with App Notification Alert, Data Storage Export, Calibration Function, Compatible with Alexa (White-4PCS)
-14% $39.99
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WiFi Water Ieak Detector: Smart Water Ieak Sensor with 80dB Alarm and App Alerts, Wireless Water Sensor with App Remote Control, Water Alarm for Home, Laundry, Kitchen, Basement
-14% $17.99
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WiFi Human Presence Sensor: Smart Motion Sensor with 5.8GHz mmWave Radar, Zone Positioning, App Notification Alerts, Real-time Human Occupancy Sensor for Home Automation, Support Alexa
-7% $23.17
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WiFi Smart Thermometer Hygrometer: Wireless Temperature Humidity Sensor with Notification Alert, Data Storage & Export, Calibrable Digital Temperature Monitor, Compatible with Alexa (4-PCS)
-12% $42.99
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WiFi Caregiver Pager Call Button: Wireless Nurse Alert Call Bell, Personal Alarm Call Button with App Alerts, Emergency Alert Pager for Elderly Patients (2 SOS Buttons+1 Siren)
-17% $32.99
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WiFi Door and Window Sensors,Tuya Smart Alarm with Free Notification APP Control Home Security Alarm System, No Hub Required,Compatible with Alexa, Google Home (3-Pack)
-5% $28.49
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WiFi Hygrometer Thermometer Sensor: Wireless Smart Temperature Humidity Monitor with App Notification Alert, Data Storage Export, Calibration Function, Compatible with Alexa (White-2PCS)
-11% $24.68
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WiFi Door Sensor Alarm: Smart Door Window Sensor with 90db Alarm & App Notification, Wireless Door Open Contact Sensor for Home Security Burglar Alert Compatible with Alexa Google Home (1pack)
-6% $14.99
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WiFi Thermometer Hygrometer: Intelligent Temperature Humidity Sensor with App Remote Control & Data Storage Export, Indoor Temperature Humidity Monitor Compatible with Alexa (1Pack-Black)
-10% $15.26
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WiFi Smart Thermometer Hygrometer: Wireless Temperature Humidity Sensor with Notification Alert, Data Storage & Export, Calibrable Digital Temperature Monitor, Compatible with Alexa (1-PCS)
-12% $16.58
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WiFi Door Sensor Alarm: Smart Door Sensor with 90db Real-time Alarm, App Notification, Wireless Door Open Contact Sensor for Home Security Burglar Alert Compatible with Alexa Google Home (2pack)
$25.99
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Eve Motion (Matter) - Smart Motion Sensor with Light Sensor, IPX3 Water Resistance, Automatic Activation of Lights and Devices, Thread
-22% $34.85
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Blue Charm Beacons - Long Range Phy (300m) Water-Resistant BLE iBeacon (BC04P-MultiBeacon) - w/Adjustable Movement Sensor
$21.45
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Mimorou Motion Sensor Alarm Wireless Driveway Alarm Indoor Home Motion Detector Long Range Security Alert Monitor System with 6 Sensor and 3 Receiver, 38 Chime Tunes and LED Indicators
-4% $46.99
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Solar Outdoor-Indoor Motion Sensor Alarm - Loud noise maker! 13 sound detector strobe light. Perfect for homes, cottages, and farms!
$22.99
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TREEWELL 240-Degree Replacement Motion Detector, Adjustable Time & Detection Sensitivity Up to 60 Feet Range, 3 Working Modes Pir Motion Sensor for Security Floodlight, Black, UL Listed
$17.99
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CPVAN Home Alarm System, WiFi PIR Motion Sensor Alarm, Wireless DIY Smart Door/Window Alarm for Home Security with Phone APP Alert 9 Pieces-Kit (Indoor PIR Alarm Host, 6 Door Sensors, 2 Remotes),White
-29% $40.99
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SierraTeck SmartSound Motion Activated Sound Player, Recordable – Independent Living, Point of Sale Advertising, Door Greeter, Entry Alert - White
-2% $42.98
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2 Pack Motion Sensor, 180-Degree Replacement Motion Detector, Adjustable Time & Detection Sensitivity Up to 60 Feet Range, 3 Working Modes Pir Motion Sensor for Security Floodlight, Brown, UL Listed
$23.99
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Blue Charm Beacons - Long Range Water-Resistant BLE iBeacon (BC05-MultiBeacon) - w/Adjustable Movement Sensor
$21.45
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Shaogax Motion Sensor Alarm System, Wireless Home Security Driveway Alarm Indoor, Motion Detector Alert with 2 Sensor and 1 Receiver -38 Chime Tunes
-7% $24.99
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Driveway Alarm- HTZSAFE 1/2Mile Solar Driveway Alarm System- Up to 70FT Wide Sensor Range- Fully Weatherproof Outdoor Motion Sensor&Detector DIY Security Alert System-1 Receiver and 2 Sensors KIT
-9% $59.99
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Chtoocy 4 Pack Solar Driveway Alarm Wireless Outside Long Range 3000 ft Weatherproof Solar Outdoor Perimeter Gate Alarm System Moiton Sensor Alert & Detector Driveway Alarm w Rechargeable Battery
-7% $119.99
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Coliao 2pcs LD2410C Human Presence Radar Sensor Module LD2410 Millimeter Wave Radar Sensor HLK-LD2410 Sensor Module Non Contact 24GHz ISM Band Serial Port IO Level Output with Dupont Wire
$17.99
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Rokonet Risco IrexPlus Request to Exit PIR Motion Sensor with Internal Buzzer and Relay Timer (White)
$65.00
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BESTOONE Motion Sensor Alarm, Long Range Wireless Driveway Alarm, Indoor Home Security System Electric Doorbells, 4 Motion Detector and 2 Alarm, 38 Chime Tunes, LED Indicator
$39.99
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HTZSAFE Smart Motion Sensor - WiFi Motion Detector-Smart Outdoor Home Security - Weather Resistant - Remote APP Notifications- Compatible With Alexa, Google Home&IFTTT - No Hub Required&No Monthly Fee
-16% $24.99
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SpyX Door Alarm - Door Monitor That Detects Motion to Protect Your Stuff & Scare Away Intruders. Motion Sensor Alarm for Kids. New Spy Gear Toy Collection. Flexible Cable Fits Any Knobs!
-25% $14.95
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DFROBOT C1001 60GHz mmWave Indoor Fall Detection Sensor for Arduino / ESP32 / Micro:bit (11 Meters)
$40.00
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SparkFun Human Presence and Motion Sensor - STHS34PF80 (Qwiic) Breakout Board Dimensions: 1" x 1"
$14.95
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WiFi Motion Sensor, Smart Motion Detector for Home Security, Wireless Motion Sensor App Remote Monitor, Voice Command Compatible with Alexa. 2 Pack
-9% $19.99
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