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Smart Home Temperature Sensors & Humidity Sensors (1000+)
Sonew Sound Siren,12V Wired Alarm Strobe Siren Sound Siren Flashing Light Security Alarm System, Wired Alarm Strobe 
You save $12.49
Reduced price
Now $12.49
current price Now $12.49$24.98
Was $24.98You save$12.49
Sonew
Sonew Sound Siren,12V Wired Alarm Strobe Siren Sound Siren Flashing Light Security Alarm System, Wired Alarm StrobeAvailable for Pickup or 3+ day shippingPickup3+ day shipping
Inkbird Wireless Thermometer Humidity and Temperature Monitor, IBS-TH2 Freezer Thermometer Bluetooth Temperature Sensor Smart, with APP for Android and iOS ( Temperature and Humidity Sensor ) 
Best seller
$21.99
current price $21.99Inkbird
Inkbird Wireless Thermometer Humidity and Temperature Monitor, IBS-TH2 Freezer Thermometer Bluetooth Temperature Sensor Smart, with APP for Android and iOS ( Temperature and Humidity Sensor )35 out of 5 stars. 3 reviews
Available for Pickup or 3+ day shippingPickup3+ day shipping
SONOFF SNZB-02D Zigbee LCD Smart Temperature Humidity Sensor，Wireless Indoor/Outdoor Thermometer
$28.99
current price $28.99More options from $25.99
Sonoff
SONOFF SNZB-02D Zigbee LCD Smart Temperature Humidity Sensor，Wireless Indoor/Outdoor Thermometer35 out of 5 stars. 3 reviews
Available for Pickup or 3+ day shippingPickup3+ day shipping
Auto Leveling Sensor Kit, Strong Metal Leveling Sensor For Repair 
$16.35
current price $16.35Estink
Auto Leveling Sensor Kit, Strong Metal Leveling Sensor For RepairAvailable for Pickup or 3+ day shippingPickup3+ day shipping
Fire Home Security Alarm System 
$28.51
current price $28.51SAICH
Fire Home Security Alarm SystemAvailable for Pickup or 3+ day shippingPickup3+ day shipping
SONOFF SNZB-04 ZigBee Smart Wireless Door Window Sensor, Burglar Alarm for Home Security, Compatible with Alexa/Google Home,Smart Home
$17.99
current price $17.99More options from $17.99
Sonoff
SONOFF SNZB-04 ZigBee Smart Wireless Door Window Sensor, Burglar Alarm for Home Security, Compatible with Alexa/Google Home,Smart HomeAvailable for Pickup or 3+ day shippingPickup3+ day shipping
NEO Coolcam Tuya WiFi Smart Temperature and Humidity Sensor Luminance Detector Indoor Hygrometer Thermometer with LCD display 
You save $3.41
Reduced price
Now $26.99
current price Now $26.99$30.40
Was $30.40You save$3.41
NEO
NEO Coolcam Tuya WiFi Smart Temperature and Humidity Sensor Luminance Detector Indoor Hygrometer Thermometer with LCD displayAvailable for Pickup or 3+ day shippingPickup3+ day shipping
Methane Gas Alarm Natural Gas Leakage Alarm Sensor Tuya Wifi Natural Gas Sensor 
$27.78
current price $27.78maiding
Methane Gas Alarm Natural Gas Leakage Alarm Sensor Tuya Wifi Natural Gas SensorAvailable for Pickup or 3+ day shippingPickup3+ day shipping
SONOFF Zigbee Smart Indoor Temperature Humidity Sensor, SNZB-02D Zigbee wireless Hygrometer Thermometer Works with Alexa Google Home 5-Pack
$89.99
current price $89.99More options from $59.99
Sonoff
SONOFF Zigbee Smart Indoor Temperature Humidity Sensor, SNZB-02D Zigbee wireless Hygrometer Thermometer Works with Alexa Google Home 5-Pack15 out of 5 stars. 1 reviews
Available for Pickup or 3+ day shippingPickup3+ day shipping
Lutabuo RFID Desktop USB Reader 125khz Proximity Sensor EM ID Smart Card Reader 
You save $4.13
Reduced price
Now $15.89
current price Now $15.89$20.03
Was $20.03You save$4.13
Lutabuo
Lutabuo RFID Desktop USB Reader 125khz Proximity Sensor EM ID Smart Card ReaderAvailable for Pickup or 3+ day shippingPickup3+ day shipping