Optical Alarm Sensor See All 114 products in Optical Alarm Sensor

Solar Motion Sensor Alarm with Dog Barking & Gunshot Sound - 130dB Siren Security System with Remote Controller for Home, Farm, Yard, Chicken Coop, Villa
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Solar Motion Sensor Alarm with Dog Barking & Gunshot Sound - 130dB Siren Security System with Remote Controller for Home, Farm, Yard, Chicken Coop, Villa
$37.99
$67.47
5.0
Security Sensors & Alarms
Smart GPS Tracker Wireless Finder Locator Alarm Anti-lost Sensor Tracking Device Electronic Phone Keys Wallet Pets Locators
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Smart GPS Tracker Wireless Finder Locator Alarm Anti-lost Sensor Tracking Device Electronic Phone Keys Wallet Pets Locators
$10.99
$17.37
4.8
Security Sensors & Alarms
Inductive Door And Window Wireless Vibration Alarm 125dB Glass Breakage Anti-theft Sensor Home Security Protection Alarm
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Inductive Door And Window Wireless Vibration Alarm 125dB Glass Breakage Anti-theft Sensor Home Security Protection Alarm
$17.99
5.0
Security Sensors & Alarms
80dB Wireless Portable Door Bolt Alarm - Anti-theft Security Device for Home Travel and Personal Protection. Portable and Easy to Use. Door Sensor Alarm.
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80dB Wireless Portable Door Bolt Alarm - Anti-theft Security Device for Home Travel and Personal Protection. Portable and Easy to Use. Door Sensor Alarm.
$24.99
$42.66
5.0
Household Appliances
LCD Digital Clock Mute Desktop Clock Temperature Sensor Battery Powered LED Electronic Alarm Clocks Bedroom Indoor Wall Clocks
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LCD Digital Clock Mute Desktop Clock Temperature Sensor Battery Powered LED Electronic Alarm Clocks Bedroom Indoor Wall Clocks
$9.99
$15.65
5.0
Radios and Clocks
360° Solar Infrared Animal Repeller with Sound & Light Alarm – Motion Sensor Wildlife Deterrent with Voice Broadcast & Speaker
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360° Solar Infrared Animal Repeller with Sound & Light Alarm – Motion Sensor Wildlife Deterrent with Voice Broadcast & Speaker
$39.99
$78.65
5.0
Electric Mosquito Repellers
Motorcycle TPMS Motor Tire Pressure Tyre Temperature Monitoring Alarm System with 2 External Sensors
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Motorcycle TPMS Motor Tire Pressure Tyre Temperature Monitoring Alarm System with 2 External Sensors
$41.99
5.0
Motorcycle & ATV Accessories
Digital Screen Alarm Clock Weather Station Temperature Sensor With Electronic Thermometer Weather Barometer Forecast Sensor
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Digital Screen Alarm Clock Weather Station Temperature Sensor With Electronic Thermometer Weather Barometer Forecast Sensor
$48.99
$78.05
5.0
Radios and Clocks
LED Whistle Key Finder Flashing Beeping Sound Control Alarm Anti-Lost Key Locator Finder Tracker with Key Ring
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LED Whistle Key Finder Flashing Beeping Sound Control Alarm Anti-Lost Key Locator Finder Tracker with Key Ring
$9.99
$19.64
4.8
Security Sensors & Alarms
Privacy GPS & Camera Detector – RF Signal Scanner for GPS Tracker, Camera Bug, Hearing Device Detection
Privacy GPS & Camera Detector – RF Signal Scanner for GPS Tracker, Camera Bug, Hearing Device Detection
$47.99
$86.37
4.9
Security Sensors & Alarms
Solar powered animal repeller with 5 operating modes sensitivity adjustment button and LED flash to repel animals. Note Not suitable for repelling large animals.
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Solar powered animal repeller with 5 operating modes sensitivity adjustment button and LED flash to repel animals. Note Not suitable for repelling large animals.
$33.99
$53.28
5.0
Security Sensors & Alarms
Personal Security Alarm Loud and Powerful Emergency Safety Device 130dB Security Alarm
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Personal Security Alarm Loud and Powerful Emergency Safety Device 130dB Security Alarm
$9.99
$15.23
5.0
Security Sensors & Alarms
Solar Strobe Alarm Light with Motion Detection - 120dB Siren, 7 Modes, Remote Controller & Real-Time APP Notification for Home, Farm, Villa, Yard
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Solar Strobe Alarm Light with Motion Detection - 120dB Siren, 7 Modes, Remote Controller & Real-Time APP Notification for Home, Farm, Villa, Yard
$33.99
$53.12
5.0
Security Sensors & Alarms
1pc Personal Safety Alarm For Women 130dB Self Defense KeychainWith LED Strobe Light Personal Emergency Security Safe Devices KeyChain Alarms For Elderly
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1pc Personal Safety Alarm For Women 130dB Self Defense KeychainWith LED Strobe Light Personal Emergency Security Safe Devices KeyChain Alarms For Elderly
$10.99
$16.80
5.0
Security Sensors & Alarms
Key Storage Box Key Safe Key Lock Box Outdoor Waterproof 4-Digit Combination Key Storage Key Safe Outdoor Wall Mounted Hook
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Key Storage Box Key Safe Key Lock Box Outdoor Waterproof 4-Digit Combination Key Storage Key Safe Outdoor Wall Mounted Hook
$27.99
$43.47
5.0
Security Sensors & Alarms
TH104 Wireless Key Finder RF Key Locator Pet Tracker Wallet Tracker Remote Control 1 RF Transmitter 6 Receiver
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TH104 Wireless Key Finder RF Key Locator Pet Tracker Wallet Tracker Remote Control 1 RF Transmitter 6 Receiver
$28.99
$46.13
5.0
Security Sensors & Alarms
Self Defense Alarm 130dB Anti-wolf Women Security Protect AlertPersonal Safety Keychain Scream Loud Emergency Alarm
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Self Defense Alarm 130dB Anti-wolf Women Security Protect AlertPersonal Safety Keychain Scream Loud Emergency Alarm
$14.99
$23.97
4.8
Security Sensors & Alarms
Ever Lose Your Keys or Pets Again 1pc Smart Key Finder Locator & Pet Anti-Loss GPS Tracker
Ever Lose Your Keys or Pets Again 1pc Smart Key Finder Locator & Pet Anti-Loss GPS Tracker
$10.99
$17.37
4.9
Security Sensors & Alarms
Wireless Security Alarm System for Home Garage & Shed - Includes Door & Window Keypad Battery Powered (3 AA Batteries Not Included)
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Wireless Security Alarm System for Home Garage & Shed - Includes Door & Window Keypad Battery Powered (3 AA Batteries Not Included)
$15.99
$27.24
4.3
Security Sensors & Alarms
Mini Smart Tracking Device GPS Tracker Anti-Lost Tracker Pet Dog Cat Keys Wallet Bag Anti Lost Alarm GPS Tracker Waterproof
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Mini Smart Tracking Device GPS Tracker Anti-Lost Tracker Pet Dog Cat Keys Wallet Bag Anti Lost Alarm GPS Tracker Waterproof
$14.99
$23.97
4.9
Security Sensors & Alarms
WiFi Smart SOS Call Button Wireless Caregiver Pager Phone Alert Transmitter Emergency Call Button for Elderly Patient
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WiFi Smart SOS Call Button Wireless Caregiver Pager Phone Alert Transmitter Emergency Call Button for Elderly Patient
$26.99
$48.57
5.0
Security Sensors & Alarms
Hidden Camera Detectors Privacy Protective Detector Hidden Devices Spy Camera Bug RF Listening Device Car GPS Tracker Detector Wireless Signa Anti-Sneak Anti-Monitoring Scan Tracker Detector
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Hidden Camera Detectors Privacy Protective Detector Hidden Devices Spy Camera Bug RF Listening Device Car GPS Tracker Detector Wireless Signa Anti-Sneak Anti-Monitoring Scan Tracker Detector
$31.99
$62.99
5.0
Security Sensors & Alarms
Personal Safety Alarm, 130dB High-frequency Alarm With LED Light For Women Elderly, Suitable For Outdoor Survival And Emergency
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Personal Safety Alarm, 130dB High-frequency Alarm With LED Light For Women Elderly, Suitable For Outdoor Survival And Emergency
$12.99
$29.99
5.0
Security Sensors & Alarms
Camera Detectors Hidden Devices Detectors Anti-Spy Camera Bug RF Listening Device Car GPS Tracker Detector Wireless Signal Scanner Infrared Finder for Home Office Hotel Bathroom, Gifts for Women Men
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Camera Detectors Hidden Devices Detectors Anti-Spy Camera Bug RF Listening Device Car GPS Tracker Detector Wireless Signal Scanner Infrared Finder for Home Office Hotel Bathroom, Gifts for Women Men
$35.99
$53.99
4.9
Security Sensors & Alarms
Solar Powered Animal Repeller Solar Ultrasonic Animal RepellentDeterrent Cat/Bird Repeller Frighten Animals Sonar Repellent
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Solar Powered Animal Repeller Solar Ultrasonic Animal RepellentDeterrent Cat/Bird Repeller Frighten Animals Sonar Repellent
$13.99
$21.29
5.0
Security Sensors & Alarms
Bluetooth Anti-lost Smart Tag Mini GPS Tracker Locator for Key Wallet Suitcase Bag Luggage Pet Finder Works with Apple Find My
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Bluetooth Anti-lost Smart Tag Mini GPS Tracker Locator for Key Wallet Suitcase Bag Luggage Pet Finder Works with Apple Find My
$20.99
$33.57
4.0
Security Sensors & Alarms
Hidden camera Infrared detector Anti-spy car GPS tracking listening device RF wireless signal scanner Gadget Security protection
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Hidden camera Infrared detector Anti-spy car GPS tracking listening device RF wireless signal scanner Gadget Security protection
$33.99
$53.97
5.0
Security Sensors & Alarms
Outdoor Safety Car Physical Ultrasonic Animal Siren Deer RepellersMotorcycles Trucks Alert Device Alarm Tool 2X Animal ProtectionsDevices Motorcycles Warning Collision Prevention Devices
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Outdoor Safety Car Physical Ultrasonic Animal Siren Deer RepellersMotorcycles Trucks Alert Device Alarm Tool 2X Animal ProtectionsDevices Motorcycles Warning Collision Prevention Devices
$10.99
$16.80
5.0
Security Sensors & Alarms
New Mini GPS Tracking Locator, Small Portable Bluetooth Intelligent Anti-Lost Device for Luggages/Kid/Pet/Cat/Dog, Dog Paw Design Waterproof Bluetooth Alarms Device
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New Mini GPS Tracking Locator, Small Portable Bluetooth Intelligent Anti-Lost Device for Luggages/Kid/Pet/Cat/Dog, Dog Paw Design Waterproof Bluetooth Alarms Device
$26.99
$42.81
4.8
Security Sensors & Alarms
Personal Alarm Keychain for Women 130dB Siren Alarm LED Flashlight with Strobe Light Rechargeable Safety Alarm
Personal Alarm Keychain for Women 130dB Siren Alarm LED Flashlight with Strobe Light Rechargeable Safety Alarm
$18.99
$38.99
5.0
Security Sensors & Alarms
Self Defense Women Alarm 130dB Girl Security Protect Alert Personal Safety Scream Loud Keychain Emergency Alarm
Self Defense Women Alarm 130dB Girl Security Protect Alert Personal Safety Scream Loud Keychain Emergency Alarm
$14.99
$22.65
5.0
Security Sensors & Alarms
Solar-Powered Ultrasonic Animal Repeller -Waterproof MotionSensor Deterrent for Cats Dogs Birds and Wildlife in Gardens &Outdoors
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Solar-Powered Ultrasonic Animal Repeller -Waterproof MotionSensor Deterrent for Cats Dogs Birds and Wildlife in Gardens &Outdoors
$29.99
$52.98
5.0
Security Sensors & Alarms
Personal Alarm Safe Sound 130dB USB Rechargeable Self Siren Security Alarms Safety Devices For Women Elderly With Alert Panic Button LED
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Personal Alarm Safe Sound 130dB USB Rechargeable Self Siren Security Alarms Safety Devices For Women Elderly With Alert Panic Button LED
$19.99
$31.17
5.0
Security Sensors & Alarms
GPS Signal Finder Wireless Camera Mini Bug Anti-spyware Device Wiretap Hidden Infrared Hole Detector Camera/GSM/GPSM/GPS Tracker
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GPS Signal Finder Wireless Camera Mini Bug Anti-spyware Device Wiretap Hidden Infrared Hole Detector Camera/GSM/GPSM/GPS Tracker
$35.99
$57.57
5.0
Security Sensors & Alarms
Solar-Powered Animal Repellent Alarm with Dog Barking, Gunfire Sound & SOS Light - Waterproof, Rechargeable for Home, Farm & Outdoor Use
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Solar-Powered Animal Repellent Alarm with Dog Barking, Gunfire Sound & SOS Light - Waterproof, Rechargeable for Home, Farm & Outdoor Use
$22.99
$35.97
5.0
Security Sensors & Alarms
G06 Long Standby Micro Hidden Personal GPS Tracker Real Time Tracking SOS Panic Calling Alarm
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G06 Long Standby Micro Hidden Personal GPS Tracker Real Time Tracking SOS Panic Calling Alarm
$41.99
5.0
Security Sensors & Alarms
Personal Safety Alarm 130dB Loud Self Defense Keychain Siren with LED Strobe Light Personal Emergency Security Safe Devices Key Chain Alarms for Women Elderly
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Personal Safety Alarm 130dB Loud Self Defense Keychain Siren with LED Strobe Light Personal Emergency Security Safe Devices Key Chain Alarms for Women Elderly
$12.99
$19.53
4.0
Security Sensors & Alarms
Smart Home Security KitWireless Infrared Security Alarm 105DB Alarm BatteryPoweredw/ 2 Remotes
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Smart Home Security KitWireless Infrared Security Alarm 105DB Alarm BatteryPoweredw/ 2 Remotes
$16.99
$26.60
5.0
Security Sensors & Alarms
Door and Window Alarm Wireless Door and Window Detectors with Remote Control Anti-theft Anti-intrusion Magnetic
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Door and Window Alarm Wireless Door and Window Detectors with Remote Control Anti-theft Anti-intrusion Magnetic
$23.99
$37.49
5.0
Security Sensors & Alarms
Security Door Lock Smart Keyless USB Rechargeable Fingerprint Padlock for Locker Sports School Zinc Alloy Metal
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Security Door Lock Smart Keyless USB Rechargeable Fingerprint Padlock for Locker Sports School Zinc Alloy Metal
$22.99
$40.47
5.0
Security Sensors & Alarms
High-Decibel Safety Whistle for Emergencies Uncharged Durable andLoud -Perfect for Rescue Signaling and Outdoor Adventures
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High-Decibel Safety Whistle for Emergencies Uncharged Durable andLoud -Perfect for Rescue Signaling and Outdoor Adventures
$8.99
$16.17
5.0
Security Sensors & Alarms
Wooden Digital Alarm Clock with Wooden Electronic LED Time Display 3 Alarm Settings Humidity Temperature Detect Wood Made Electric Clocks for Bedroom
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Wooden Digital Alarm Clock with Wooden Electronic LED Time Display 3 Alarm Settings Humidity Temperature Detect Wood Made Electric Clocks for Bedroom
$27.99
$53.46
5.0
Radios and Clocks
Projection Clocks FM Radio Curved-Screen Digital Alarm Clock LED Display with Dimmer Dual Alarm with USB Charging Port 12/24 Hours Backup Battery for Clock Setting
Projection Clocks FM Radio Curved-Screen Digital Alarm Clock LED Display with Dimmer Dual Alarm with USB Charging Port 12/24 Hours Backup Battery for Clock Setting
$38.99
$72.92
4.9
Radios and Clocks
Digital Camera 1080P 44MP Vlogging Camera with LCD Screen 16X Zoom Compact Portable Mini Rechargeable Camera Gifts for Students Teens Adults Girls Boys
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Digital Camera 1080P 44MP Vlogging Camera with LCD Screen 16X Zoom Compact Portable Mini Rechargeable Camera Gifts for Students Teens Adults Girls Boys
$45.99
$77.93
4.7
Camera & Photo
Universal Digital GPS Speedometer, 5.5
Universal Digital GPS Speedometer, 5.5" HUD Head-Up Display for Car, Speed in MPH/Km/h, Fatigue Driving Reminder, Overspeed Alarm, HD Display for All Vehicles
$39.99
$67.73
5.0
Car Rear View Camera
696 TK01 Smart Watch 1.99 inch 4G LTE Cellular Smartwatch Phone Bluetooth 4G Pedometer Call Reminder Sleep Tracker Compatible with Android iOS Men GPS Hands-Free Calls with Camera IP 67 31mm Watch
696 TK01 Smart Watch 1.99 inch 4G LTE Cellular Smartwatch Phone Bluetooth 4G Pedometer Call Reminder Sleep Tracker Compatible with Android iOS Men GPS Hands-Free Calls with Camera IP 67 31mm Watch
$174.99
$297.23
4.8
Smartwatch
H1 Smart Watch 1.54 inch Smartwatch Fitness Running Watch Bluetooth 4G Pedometer Alarm Clock Calendar Compatible with Android iOS Kid's Women GPS with Camera IP 67 31mm Watch Case
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H1 Smart Watch 1.54 inch Smartwatch Fitness Running Watch Bluetooth 4G Pedometer Alarm Clock Calendar Compatible with Android iOS Kid's Women GPS with Camera IP 67 31mm Watch Case
$76.99
$130.64
5.0
Smartwatch
Full HD 1080P WiFi IP Camera Wireless Speed Dome PTZ IP66 Waterproof CCTV IR Outdoor Indoor NetCam Monitoring Auto Tracking Full Color Night Vision Security Camera
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Full HD 1080P WiFi IP Camera Wireless Speed Dome PTZ IP66 Waterproof CCTV IR Outdoor Indoor NetCam Monitoring Auto Tracking Full Color Night Vision Security Camera
$39.99
$63.33
5.0
Outdoor IP Network Cameras
WIFI Pinhole Hidden PIR Style IR Audio IP Camera with NVR Audio Two-way Voice Intercom 4K 8MP IMX415 5MP 2MP
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WIFI Pinhole Hidden PIR Style IR Audio IP Camera with NVR Audio Two-way Voice Intercom 4K 8MP IMX415 5MP 2MP
$47.99
$81.33
5.0
Indoor IP Network Cameras
LED Desk Lamp with Wireless Charger 3 in 1 Fast Charging Station Touch Control Desk Lamp with Clock Alarm 3 Lighting Modes & Stepless Brightness Home Office Eye-Caring Table Lamps
LED Desk Lamp with Wireless Charger 3 in 1 Fast Charging Station Touch Control Desk Lamp with Clock Alarm 3 Lighting Modes & Stepless Brightness Home Office Eye-Caring Table Lamps
$72.99
$108.81
4.5
Desk Lamps
Wireless Outdoor 1080P Battery Camera - HD Night Vision, Wi-Fi Remote Monitoring, 2.4G Network Security Camera
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Wireless Outdoor 1080P Battery Camera - HD Night Vision, Wi-Fi Remote Monitoring, 2.4G Network Security Camera
$49.99
$79.17
5.0
Indoor IP Network Cameras
POE Mini IP Camera 4K 8MP 5MP 4MP 3MP H.265 940nm Infrared Night Vision Indoor Security Metal ONVIF IP CCTV System Video Surveillanc
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POE Mini IP Camera 4K 8MP 5MP 4MP 3MP H.265 940nm Infrared Night Vision Indoor Security Metal ONVIF IP CCTV System Video Surveillanc
$39.99
$67.73
4.8
IP Cameras
1080P IP Camera Pan Tilt Surveillance Camera 200W Pixels WiFi PTZ Camera Wireless Two-way Audio Network Cameras Baby Monitor Home Security Motion Detection Security Surveillance NetCam + 16/32/64G TF Card(optional)
1080P IP Camera Pan Tilt Surveillance Camera 200W Pixels WiFi PTZ Camera Wireless Two-way Audio Network Cameras Baby Monitor Home Security Motion Detection Security Surveillance NetCam + 16/32/64G TF Card(optional)
$46.99
$79.64
5.0
Indoor IP Network Cameras
WiFi Video Doorbell Wireless HD Camera PIR Motion Detection IR Alarm Security Smart Home Door Bell WiFi Intercom for Home
WiFi Video Doorbell Wireless HD Camera PIR Motion Detection IR Alarm Security Smart Home Door Bell WiFi Intercom for Home
$24.99
$39.33
5.0
Video Door Phone Systems
New X2 Mini Camera HD 1080P WiFi IP Camera Home Security Night Vision Wireless Remote Surveillance Camera Mini Cameras
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New X2 Mini Camera HD 1080P WiFi IP Camera Home Security Night Vision Wireless Remote Surveillance Camera Mini Cameras
$25.99
$40.77
5.0
Indoor IP Network Cameras
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