BEST SELLERS

In Smart Sensor & Alarms

Our most popular products, based on sales and updated frequently.
01
eufy Security Entry Sensor, Detects Opened and Closed Doors or Windows, Sends Alerts, Triggers Siren, 2-Year Battery Life, Requires eufy Security HomeBase, Links with HomeBase-Connected Devices
eufy Security Entry Sensor, Detects Opened and Closed Doors or Windows, Sends Alerts, Triggers Siren, 2-Year Battery Life, Requires eufy Security HomeBase, Links with HomeBase-Connected Devices
  • Type: Surveillance System / Security Camera Kit
  • Labor: 18 Months
  • Model #: T89000D4
  • Item #: 9SIACCUBY68354
  • Return Policy: View Return Policy
$8 Off w/ Code
$29.99
Free Shipping
02
eufy Security Home Alarm System Motion Sensor, 100° Coverage, 30ft Detection Range, 2-Year Battery Life, Adjustable Sensitivity, Requires eufy Security HomeBase, Links with HomeBase-Connected Devices
eufy Security Home Alarm System Motion Sensor, 100° Coverage, 30ft Detection Range, 2-Year Battery Life, Adjustable Sensitivity, Requires eufy Security HomeBase, Links with HomeBase-Connected Devices
  • Protocol: Homekit
  • Type: Motion
  • Labor: 18 Months
  • App-Enabled: Yes
  • Model #: T8910021
  • Item #: 9SIAXSYKMR7405
  • Return Policy: View Return Policy
$3 Off w/ Code
$24.99
Free Shipping
04
eufy Security 5-Piece Home Alarm Kit, Home Security System, Keypad, Motion Sensor, 2 Entry Sensors, Home Alarm System, Control from The App, Links with HomeBase-Connected Devices
eufy Security 5-Piece Home Alarm Kit, Home Security System, Keypad, Motion Sensor, 2 Entry Sensors, Home Alarm System, Control from The App, Links with HomeBase-Connected Devices
  • Color: White
  • Protocol: Bluetooth
  • Type: Motion
  • Features: Easy Setup: Install in minutes all by yourself. The entry sensors attach to doors and windows, while the motion sensor and keypad can be secured to walls via the included mounts. No Monthly Fees: Designed to protect your home as well as your wallet, eufy Security products are one-time purchases that
  • Model #: T8990121
  • Item #: 9SIAXSYJX41894
  • Return Policy: View Return Policy
Limited Time Offer
$109.99
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Everything. -Super Easy to install (no drilling necessary) - Super friendly app- lots of options to customize within the app- not crazy expensive- packaging

05
Shelly Blu Motion | Bluetooth Motion & Lux Sensor | Compatible with Google Home & Alexa | iOS & Android App |  Up to 30 Ft. Range |  Long-Lasting Battery | Home Automation
Shelly Blu Motion | Bluetooth Motion & Lux Sensor | Compatible with Google Home & Alexa | iOS & Android App | Up to 30 Ft. Range | Long-Lasting Battery | Home Automation
  • Protocol: Bluetooth
  • Type: Motion
  • Model #: BluMotion
  • Item #: 9SIBWJ9KC69415
  • Return Policy: View Return Policy
Save 15%
Limited Time Offer
$19.54
$22.99
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07
Aqara Temperature and Humidity Sensor, REQUIRES AQARA HUB, Zigbee, for Remote Monitoring and Home Automation, Wireless Thermometer Hygrometer, Compatible with Apple HomeKit, Alexa, Works with IFTTT
Aqara Temperature and Humidity Sensor, REQUIRES AQARA HUB, Zigbee, for Remote Monitoring and Home Automation, Wireless Thermometer Hygrometer, Compatible with Apple HomeKit, Alexa, Works with IFTTT
  • Protocol: ZigBee
  • Type: Temperature & Humidity
  • Amazon Alexa Compatibility: Yes
  • Apple HomeKit Compatibility: Yes
  • Model #: WSDCGQ11LM
  • Item #: 9SIB0SWFDV4922
  • Return Policy: View Return Policy
$19.99
Free Shipping
08
Eve Door & Window (Matter) 3 pack – Smart contact sensor for doors & windows, open/closed state,  automatic control of accessories, notifications, Thread
Eve Door & Window (Matter) 3 pack – Smart contact sensor for doors & windows, open/closed state, automatic control of accessories, notifications, Thread
  • Specifications: Requirements iOS/iPadOS 16.4 (or later) / Android™ 8.1 (or later) Matter Controller / Thread Border Router (find compatible devices on evehome.com/hub) Power 1x ½ AA (ER14250 3.6V) Replaceable Battery Wireless Connection Thread
  • Dimensions: 52 x 24 x 23 mm / 2.1 x 1.0 x 0.9 in 18 x 18 x 8 - 23 mm / 0.7 x 0.7 x 0.3 - 0.9 in
  • Package Contents: Eve Door & Window, 1x ½ AA (ER14250 3.6V) Replaceable Battery, Quick Start Guide
  • Model #: EVE-10038022
  • Item #: N82E16881372034
  • Return Policy: Extended Holiday Return Policy
$109.95
Free Shipping
09
Philips Hue Motion Sensor - Exclusively for Philips Hue Smart Lights - Requires Hue Bridge - Easy, No-Wire Installation
Philips Hue Motion Sensor - Exclusively for Philips Hue Smart Lights - Requires Hue Bridge - Easy, No-Wire Installation
  • Color: White
  • Type: Motion Sensor
  • Dimensions: 2.16" x 2.16" x 0.78"
  • Weight: 6.40 oz.
  • Model #: 570977
  • Item #: 9SIA1CZKB27007
  • Return Policy: View Return Policy
$48.99
Free Shipping
11
Aqara Door and Window Sensor, REQUIRES AQARA HUB, Zigbee Connection, Wireless Mini Contact Sensor for Alarm System and Smart Home Automation, Compatible with Apple HomeKit, Alexa, Works With IFTTT
Aqara Door and Window Sensor, REQUIRES AQARA HUB, Zigbee Connection, Wireless Mini Contact Sensor for Alarm System and Smart Home Automation, Compatible with Apple HomeKit, Alexa, Works With IFTTT
  • Protocol: ZigBee
  • Type: Door / Window Sensor
  • Amazon Alexa Compatibility: Yes
  • Apple HomeKit Compatibility: Yes
  • Model #: MCCGQ11LM
  • Item #: 9SIB0SWFCJ6472
  • Return Policy: View Return Policy
$17.99
Free Shipping
12
Shelly Wave H&T LR | Smart Humidity and Temperature Sensor | Z-Wave Long Range support | 2 years Battery | No Hub required
Shelly Wave H&T LR | Smart Humidity and Temperature Sensor | Z-Wave Long Range support | 2 years Battery | No Hub required
Limited Time Offer
$29.74
Free Shipping
14
Ecobee SmartSensor 2 Pack, EB-RSHM2PKC-01
Ecobee SmartSensor 2 Pack, EB-RSHM2PKC-01
  • Color: White
  • Type: Temperature & Humidity
  • Package Contents: 2 SmartSensors, 2 Detatchable Stands, 2 Batteries, Install Guide, Wall Mounting Brackets
  • Model #: EB-RSHM2PKC-01
  • Item #: N82E16881606005
  • Return Policy: Extended Holiday Return Policy
OUT OF STOCK
Sold Price: $99.99
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15
USB Polygraph Real Home Lie Detector
USB Polygraph Real Home Lie Detector
$292.26
Free Shipping
17
Eve Motion (Matter) - Smart motion sensor with light sensor, IPX3 water resistance, automatic activation of lights and devices, Thread
Eve Motion (Matter) - Smart motion sensor with light sensor, IPX3 water resistance, automatic activation of lights and devices, Thread
  • Specifications: Operating Range Field of view: 120° Distance: 9 m max at 2 m mounting height Operating temperature: -18°C to +55°C Indoors and outdoors: Certified IPX3 Twilight setting: 0 - 15,000 lux Installation Freestanding or wall-mounting Power 2x AAA replaceable batteries Wireless Connection Thread
  • Dimensions: 65 x 65 x 34 mm
  • Package Contents: Eve Motion, 2x AAA replaceable batteries, Quick Start Guide
  • Model #: EVE-10037816
  • Item #: N82E16881372037
  • Return Policy: Extended Holiday Return Policy
$64.95
Free Shipping
18
Ring Alarm Security Kit, 5-Piece (2nd generation) - Includes Base Station, Motion Detector, Keypad, Sensor and Range extender - White
Ring Alarm Security Kit, 5-Piece (2nd generation) - Includes Base Station, Motion Detector, Keypad, Sensor and Range extender - White
  • Part Number: B07ZDTXJ93
  • Color: White
  • Type: Home Security Systems
  • Amazon Alexa Compatibility: Yes
  • Model #: B07ZDTXJ93
  • Item #: 9SIBSXKKBV9937
  • Return Policy: View Return Policy
$235.99
Free Shipping
19
Eve Door & Window (Matter) – Smart contact sensor for doors & windows, open/closed state,  automatic control of accessories, notifications, Thread
Eve Door & Window (Matter) – Smart contact sensor for doors & windows, open/closed state, automatic control of accessories, notifications, Thread
  • Part Number: 10038002
  • Color: White
  • Specifications: Target Group • Smart Home Buyers • Home automation & control • SME: Office automation & control • Technology Enthusiasts • Apple Home / Samsung SmartThings / Amazon Alexa / Google Home Users • iOS / Android Users (Individuals & Families) Technical Specifications • Requirements: iOS/iPadOS 16.4 (or later) / AndroidTM 8.1 (or later) Matter controller / Thread Border Router (find compatible devices on evehome.com/hub) • Power 1x 1/2 AA (ER14250 3.6V) Replaceable Battery • Wireless Connection: Thread • Dimensions: 2.1 x 1.0 x 0.9 in; 0.7 x 0.7 x 0.3 - 0.9 in
  • Dimensions: 4.92 x 4.92 x 2.76 in
  • Model #: EVE-10038002
  • Item #: N82E16881372038
  • Return Policy: Extended Holiday Return Policy
$43.95
$2.99 Shipping