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BEST SELLERS

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In Smart Sensor & Alarms

Our most popular products, based on sales and updated frequently.
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Back to MainBack to Smart Home & SecurityBack to Smart Home Automation
Smart Door Locks & AccessSmart Plug & LightingSmart ThermostatsSmart Sensor & AlarmsSmart Hub & KitsControl Sensors
01
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
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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
$35 Off w/ Code
$259.99
Free Shipping

Everything. -Super Easy to install (no drilling necessary) - Super friendly app- lots of options to customize within the app- not crazy expensive- packaging

02
TP-Link MS100 Smart Home Sensor
TP-Link MS100 Smart Home Sensor
  • Protocol: Bluetooth
  • Type: Motion
  • Model #: MS100
  • Item #: 9SIA6ZPK9X4173
  • Return Policy: View Return Policy
$13.49
04
MOBI Smart WiFi Water Leak Detector, App Alerts, Flood Sensor Alarm with 48 Extension Probe, No Hub Required, 24/7 Monitoring for Basement, Kitchen, Bathroom
MOBI Smart WiFi Water Leak Detector, App Alerts, Flood Sensor Alarm with 48 Extension Probe, No Hub Required, 24/7 Monitoring for Basement, Kitchen, Bathroom
  • Brand: Mobi
  • Part Number: 70265
  • Features: Sound Alarm, App Alerts, No Hub Required
  • Package Contents: 1
  • Model #: 70265
  • Item #: 9SIC807M2Y4536
  • Return Policy: View Return Policy
$14.99
Free Shipping
05
Ring Business Alarm Security Kit, 8-Piece (2nd Generation), Includes Base Station, Motion Detector, Keypad, Sensor and Range extender - White
Ring Business Alarm Security Kit, 8-Piece (2nd Generation), Includes Base Station, Motion Detector, Keypad, Sensor and Range extender - White
  • Part Number: B07ZPMCW64
  • Color: White
  • Type: Home Security Systems
  • Amazon Alexa Compatibility: Yes
  • Model #: B07ZPMCW64
  • Item #: 0XZ-01KP-00048
  • Return Policy: 30-Day Return Policy
See price in cart
$249.99
Free Shipping
07
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
11
THIRDREALITY Zigbee Door and Window Sensor for Home Security, ZigBee Hub Required, Works with SmartThings, Hubitat or Echo Devices with Build-in Zigbee Hub
THIRDREALITY Zigbee Door and Window Sensor for Home Security, ZigBee Hub Required, Works with SmartThings, Hubitat or Echo Devices with Build-in Zigbee Hub
  • Protocol: ZigBee
  • Type: Door / Window Sensor
  • Dimensions: 38*21*60mm, 12*14*60mm
  • Package Contents: door sensor(2 parts)*1, AAA battery *2, user guide*1
  • Model #: B08R9PH4JT
  • Item #: 9SIAHXNGMJ7504
  • Return Policy: View Return Policy
$19.99
$17.76 Shipping
14
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 #: 9SIAXSYJX42037
  • Return Policy: View Return Policy
$5 Off w/ Code
$29.99
Free Shipping
16
eufy Security Entry Sensor E20, Window & Door Alarm, 5-Year Battery Dual-Side Detection, Instant Alerts, Bypass Button, 656ft open-air range, HomeBase 2/3/Mini/Pro required, No Monthly Fee
eufy Security Entry Sensor E20, Window & Door Alarm, 5-Year Battery Dual-Side Detection, Instant Alerts, Bypass Button, 656ft open-air range, HomeBase 2/3/Mini/Pro required, No Monthly Fee
  • Brand: eufy
  • Part Number: T90E0
  • Color: White
  • Type: Door / Window Sensor
  • Model #: T90E0121
  • Item #: 9SIAXSYM6S8405
  • Return Policy: View Return Policy
$29.99
Free Shipping
17
Unique Bargains2Sets Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security
Unique Bargains2Sets Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security
  • Type: Surveillance - Home Safety & Security
  • Model #: a16111700ux0145
  • Item #: 9SIA27C77Z8547
  • Return Policy: View Return Policy
$10.99
Free Shipping
19
LD2410B 24GHz Radar Smart Human Presence Sensing Module with BT+Cable 5V LD2420 Millimeter Wave Motion Switch Sensor-AB01
LD2410B 24GHz Radar Smart Human Presence Sensing Module with BT+Cable 5V LD2420 Millimeter Wave Motion Switch Sensor-AB01
Limited Time Offer
$13.98
Free Shipping
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