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Security Sensors

 prices on 1652 models
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Meross Matter Smart Hub MS450MA is needed for installation.. Works with Apple HomeKit, Amazon Alexa, Google Assistant, and SmartThings.. Data-rich: Not only supports temperature, humidity, and light detection, but also allows you to use the Meross app to view dew point temperature, saturated vapor pressure difference, and other data.. Accurate Detection: Built-in fourth-generation Swiss-made high-precision sensors.. Remote Monitoring: Monitor ambient temperature and humidity changes anytime and anywhere via your cellphone.. Extra Large Screen: a 3.7-inch large screen that can display temperature, humidity, light, time, date, and other information simultaneously.. Real-time Alert
$40.99
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Meross Matter Smart Hub MS450MA is needed for installation.. Works with Apple HomeKit, Amazon Alexa, Google Assistant, and SmartThings.. Data-rich: Not only supports temperature, humidity, and light detection, but also allows you to use the Meross app to view dew point temperature, saturated vapor pressure difference, and other data.. Accurate Detection: Built-in fourth-generation Swiss-made high-precision sensors.. Remote Monitoring: Monitor ambient temperature and humidity changes anytime and anywhere via your cellphone.. Extra Large Screen: a 3.7-inch large screen that can display temperature, humidity, light, time, date, and other information simultaneously.. Real-time Alert
$30.99
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The X-Sense XS0B-MR Smart Smoke Detector offers comprehensive home protection. With wireless interconnection, multiple alarms sync to alert you anywhere in your home. Clear voice alerts provide crucial instructions during emergencies. Remote monitoring and testing via smartphone app available when connected to the SBS50 Base Station through Wi-Fi.
$139.99
X-sense.com
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X-sense.com
Model: H5127 Experience the future of automation with the Govee Presence Sensor, designed to elevate your home security experience. Boasting ultra-high accuracy through a fusion of radar and infrared sensors, this device detects human movement and static presence with unmatched precision. Ultra-High Accuracy: Govee Presence Sensor utilizes radar and infrared technology to detect human movement and static presence. 2.4GHz Wi-Fi required. Flexible Installation: Mount on wall or ceiling with a 26ft max detecting range. Important: The presence sensor should be constantly powered. Multi-Ecosystem Support: Seamlessly integrates into various smart home ecosystems, including Alexa, IFTTT, Govee, and
$82.99
Govee.com
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Govee.com
Model: H5127 Experience the future of automation with the Govee Presence Sensor, designed to elevate your home security experience. Boasting ultra-high accuracy through a fusion of radar and infrared sensors, this device detects human movement and static presence with unmatched precision. Ultra-High Accuracy: Govee Presence Sensor utilizes radar and infrared technology to detect human movement and static presence. 2.4GHz Wi-Fi required. Flexible Installation: Mount on wall or ceiling with a 26ft max detecting range. Important: The presence sensor should be constantly powered. Multi-Ecosystem Support: Seamlessly integrates into various smart home ecosystems, including Alexa, IFTTT, Govee, and
$42.99
Govee.com
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Govee.com
Model: H5127 Experience the future of automation with the Govee Presence Sensor, designed to elevate your home security experience. Boasting ultra-high accuracy through a fusion of radar and infrared sensors, this device detects human movement and static presence with unmatched precision. Ultra-High Accuracy: Govee Presence Sensor utilizes radar and infrared technology to detect human movement and static presence. 2.4GHz Wi-Fi required. Flexible Installation: Mount on wall or ceiling with a 26ft max detecting range. Important: The presence sensor should be constantly powered. Multi-Ecosystem Support: Seamlessly integrates into various smart home ecosystems, including Alexa, IFTTT, Govee, and
$39.99
Govee.com
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Govee.com
Specification Connection Way ZigbeColor Black WhiteInput Voltage Requires 2 AAA batteries not included Measurement Range Temperature 10°C to 55°C Humidity 10 to 95 RH Wireless Type 2 4GHz IEEE 802 11b g nWaterproof Rating IP65Product Size 7 2 x 2 7 x 2 3 cmFeatures 1 Real time rain detection with instant push notifications for alerts 2 IP65 rated waterproof design for enhanced outdoor application 3 Zigbe protocol for seamless connection and automated scene linkage 4 Compatible with the Smart Life app for monitoring through mobile devices 5 Group control functionality for multiple sensors in different locations 6 Compact and easy to install design for versatile applications li…
$12.99
Banggood.com
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Banggood.com
Overview The Vibration Sensor is a highly sensitive device designed to detect mechanical vibrations and convert them into electrical signals It is widely used in various industries for monitoring the health of machinery detecting motion or even as part of security systems Our sensor offers superior performance reliability and ease of integration into existing systems Specifications Working voltage DC 3VStandby current ≤95uAAlarm current ≤125mACommunication WiFiLED indicator YESInstallation 3 M adhesive tape or screwBattery 1 5V AAA dry batter 2Working temperature 10℃ 50℃Working humidity ≤95 no condensation Features 1 High Sensitivity Capable of detecting minute vibrations ensuring …
$9.99
Banggood.com
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Meross HomeKit Hub is needed for installation.. Works with Apple HomeKit, Amazon Alexa, and is compatible with SmartThings.. Voice Access: Know the status of the device via HomePod / Siri.. Alert: Your Meross app or Apple Home app will receive an alert instantly when the alert condition is detected.. Low Power Consumption: Up to 18 months lifespan with the built-in battery.. Automation: Set triggers to control other Meross devices in the Meross app.. Control Up to 16 Devices: One hub can control 16 Meross devices (sensors, detectors, thermostat valves) simultaneously.
$23.99
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Meross HomeKit Hub is needed for installation.. Works with Apple HomeKit, Amazon Alexa, and is compatible with SmartThings.. Voice Access: Know the status of the device via HomePod / Siri.. Alert: Your Meross app or Apple Home app will receive an alert instantly when the alert condition is detected.. Low Power Consumption: Up to 18 months lifespan with the built-in battery.. Automation: Set triggers to control other Meross devices in the Meross app.. Control Up to 16 Devices: One hub can control 16 Meross devices (sensors, detectors, thermostat valves) simultaneously.
$23.99
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Meross HomeKit Hub is needed for installation.. Works with Apple HomeKit, Amazon Alexa, and is compatible with SmartThings.. Voice Access: Know the status of the device via HomePod / Siri.. Alert: Your Meross app or Apple Home app will receive an alert instantly when the alert condition is detected.. Low Power Consumption: Up to 18 months lifespan with the built-in battery.. Automation: Set triggers to control other Meross devices in the Meross app.. Control Up to 16 Devices: One hub can control 16 Meross devices (sensors, detectors, thermostat valves) simultaneously.
$23.99
Shop.Meross.com
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Meross HomeKit Hub is needed for installation.. Works with Apple HomeKit, Amazon Alexa, and is compatible with SmartThings.. Voice Access: Know the status of the device via HomePod / Siri.. Alert: Your Meross app or Apple Home app will receive an alert instantly when the alert condition is detected.. Low Power Consumption: Up to 18 months lifespan with the built-in battery.. Automation: Set triggers to control other Meross devices in the Meross app.. Control Up to 16 Devices: One hub can control 16 Meross devices (sensors, detectors, thermostat valves) simultaneously.
$23.99
Shop.Meross.com
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5Pcs Infrared Obstacle Avoidance Sensor ForSmart Car RobotDescription The sensor module light is adaptable to the environment the working voltage of 3 3 V to 5 V It has a pair of infrared transmitting and receiving tube when detecting direction meet with obstacles reflecting surface reflected infrared receiving by the tube After the comparator circuit processing green indicator will light up at the same time the signal output interfaceoutput a digital signal a low level signal can be adjust the detection distance through the potentiometer knob effective distance range 2 80 cm easy to assemble and use So it can be widely used in robot obstacle avoidance obstacle avoidance car …
$6.99
Banggood.com
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Banggood.com
Description The sensor module light is adaptable to the environment the working voltage of 3 3 V to 5 V It has a pair of infrared transmitting and receiving tube when detecting direction meet with obstacles reflecting surface reflected infrared receiving by the tube After the comparator circuit processing green indicator will light up at the same time the signal output interfaceoutput a digital signal a low level signal can be adjust the detection distance through the potentiometer knob effective distance range 2 80 cm easy to assemble and use So it can be widely used in robot obstacle avoidance obstacle avoidance car line count and so on many occasions Package included …
$6.49
Banggood.com
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Banggood.com
Description The sensor module light is adaptable to the environment the working voltage of 3 3 V to 5 V It has a pair of infrared transmitting and receiving tube when detecting direction meet with obstacles reflecting surface reflected infrared receiving by the tube After the comparator circuit processing green indicator will light up at the same time the signal output interfaceoutput a digital signal a low level signal can be adjust the detection distance through the potentiometer knob effective distance range 2 80 cm easy to assemble and use So it can be widely used in robot obstacle avoidance obstacle avoidance car line count and so on many occasions Package included …
$6.39
Banggood.com
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Banggood.com
Description The sensor module light is adaptable to the environment the working voltage of 3 3 V to 5 V It has a pair of infrared transmitting and receiving tube when detecting direction meet with obstacles reflecting surface reflected infrared receiving by the tube After the comparator circuit processing green indicator will light up at the same time the signal output interfaceoutput a digital signal a low level signal can be adjust the detection distance through the potentiometer knob effective distance range 2 80 cm easy to assemble and use So it can be widely used in robot obstacle avoidance obstacle avoidance car line count and so on many occasions Package included 10 …
$8.99
Banggood.com
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Description Model TH 80Working voltage 5V1A Power 5WBuilt in rechargeable battery 3 7V 600MABattery standby time ≈ 4 hoursAlarm indication The digital tube number flashes Pairing indication green indicator flashesDetecting temperature 20 ℃ 80℃Detecting humidity 0 no condensation Temperature humidity accuracy 0 5℃ 1 RHMeasurement error ±1 ℃ ±3 RHWIFI band 2 4GBuzzer alarm time default 15 seconds uncontrollableSize 90mm 63mm 25mmFeatures Intelligent signal analysis technology Real temperature Humidity compensation technology Resistance to radio frequency interference 20Vm 1GHZ WIFI wireless signal transmission Microprocessor control Low power circuits design Manufactured…
$27.99
Banggood.com
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