Best Humidity Sensor Iot

Botletics SIM7000 LTE CAT-M1 NB-IoT Cellular + GPS + Antenna Shield Kit for Arduino (SIM7000A)

  • Operates on LTE CAT-M1 and/or NB-IoT technology + GPS + temperature sensor.
  • Directly compatible with Arduino Uno, Mega, and Leonardo + easy connection for other logic voltages.
  • Ultra low-power mode drawing < 8uA, ideal for battery-powered IoT devices + LiPo battery charging.
  • Kit includes dual flexible LTE/GPS antenna and stacking female header kit.
  • Detailed documentation, wiki, Arduino library, and code examples on Github + community forum to ask questions.
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Hygrometer Humidity Gauge Meter - Wireless Indoor Outdoor Thermometer with 1 Remote Sensor - Room Thermometer for Home, Temperature and Humidity Monitor for Greenhouse Nursery Garden, 200ft/60m Range

  • 【 Multi Channel Hygrometer 】The hygrometer thermometer come with 1 main unit (built-in sensor) and 1 remote sensor, it can display temperature and humidity of 2 different areas. The indoor outdoor thermometer hygrometer has 3 channels for remote sensor, you can add on multiple channels to monitor up to 4 locations. Additional Remote Sensor is sold separately.
  • 【 Backlight & Touchscreen 】Remote thermometer features touchscreen and 4'' high clear HTN LCD, display 178° wide view. Back-lit for use in low light condition.
  • 【 Trend Indicator & High / Low Records 】Humidity meter displays indoor outdoor temperature and humidity readings with trend arrow and all time/24 hours max & min records, to always keep you aware of the slight changes in your living environment in order to make necessary adjustments in time.
  • 【 Battery Status Indicator 】The outdoor thermometer for patio will display the battery status for both main unit and remote sensor.
  • 【 Transmission range up to 200ft/60m 】Wireless remote hygrometer inside outside thermometer provides accurate and real-time temperature and humidity readings from up to 200ft/60m away.
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Adafruit Power Management IC Development Tools Precision LM4040 Voltage Reference Breakout - 2.048V and 4.096V 1 Piece

  • DHT11 digital temperature and humidity sensor is a digital signal output with a calibrated temperature and humidity combined sensor..
  • It uses a dedicated digital modules and acquisition of temperature and humidity sensor technology to ensure that products with high reliability and....
  • Sensor consists of a resistive element and a sense of wet NTC temperature measurement devices, and with a high-performance 8-bit microcontroller....
  • The product has excellent quality, fast response, anti-interference ability, high cost and other advantages..
  • The single-wire wiring scheme makes it easy to be integrated to other applications.And the simple communication protocol greatly reduces the....
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Elitech GSP-8 Digital Data Logger Refrigerator Temperature Humidity Recorder Alarm

  • MULTI-USE TEMPERATURE AND HUMIDITY DATA LOGGER. Internal high-precision temperature sensor measuring from -20℃ to 60℃(-4℉~140℉). 78.7-inch-long external temperature and humidity sensor probe measuring temperature from -40℃ to 85℃ (-40℉~185℉) and humidity from 1% to 99%RH..
  • LARGE RECORDING CAPACITY. Records up to 100,000 temperature points and 100,000 humidity points, generates PDF report automatically without software..
  • RECHARGEABLE BATTERY. Low-power consumption runs up to 2 years on a full charge..
  • LARGE LCD SCREEN. It will provide audible alarms, LED indicators, and screen indicators when temperature or humidity is over the set range. Display the MIN/MAX temperature and humidity in both screen and report..
  • PLEASE EMAIL/MESSAGE US FOR THE CALIBRATION CERTIFICATE. Free software: conforms to FDA standard, supports macOS and Windows systems, provides a variety of functions for convenient use. 24/7 US Technician Support via Email and Phone..
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ThermoPro TP393 Hygrometer Indoor Thermometer for Home, Bluetooth Hygrometer Thermometer Range to 260FT via Smart APP, Large Rechargeable Room Thermometer Humidity Meter Displays Clock with Day

  • 260-Foot Remote Range: Bluetooth thermometer hygrometer features advanced Bluetooth 5.0 wireless technology that can transmit readings to the ThermoPro Sensor App from 260 feet away, allowing you to monitor temperature and humidity from any corner of the yard.
  • Digital Hygrometer with Clock and Day Display: This multifunctional temperature humidity monitor not only displays the current temperature and humidity, but also the time and day of week.
  • Temperature gauge also features multiple placement options that allow it to be put just about anywhere.
  • High Accuracy and Fast Refresh: With built-in advanced Swiss Sensirion temperature humidity sensor, humidity gauge is highly accurate to ±0.5°F for temperature and ±3%RH for humidity.
  • 10-second fast-refresh intervals provide real-time updates to the slightest change to your home.
  • Large Touchable Backlit Display: Room thermometer indoor has a 4.18-inch backlit LCD screen that displays clear digits, allowing you to check the readings from any angles and light conditions.
  • Rechargeable greenhouse thermometer can hold a charge for several months, no more frequent battery replacements.
  • Instant APP Alert and 1-Year Data Storage: Wall thermometer indoor APP displays a clear data graph showing 24 hour/1....
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ACEIRMC 4pcs Si7021 GY-21 SHT21 HTU21 Digital Humidity Temperature Sensor Module Replace SHT11 SHT15

  • The humidity and temperature sensor board that carries a digital SHT21 humidity and temperature sensor from Sensirion..
  • Si7021 GY-21 Module Industrial High Precision Humidity Sensor I2C IIC Interface Module For Arduino Low Power CMOS IC Module.
  • It has a 4-pin interface that can communicate directly with the analog pins.
  • It can be used as a hardware- and software-compatible drop-in upgrade for existing RH/temperature sensors in 3x3 mm DFN-6 packages, featuring precision sensing over a wider range and lower power consumption..
  • The Si7021 offers an accurate, low-power, factory-calibrated digital solution ideal for measuring humidity, dew-point, and temperature, in applications ranging from HVAC/R and asset tracking to industrial and consumer platforms..
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WiFi Temperature Sensor 3 Pack, Diivoo Remote Thermometer Compatible with Alexa, Wireless Humidity Monitor with App Notification Alert, Smart Hygrometer Meter for Home, Pet, Indoor

  • Smart App Control & Real-time Update: WiFi temperature monitor connected with 2.4 GHz WiFi via Smart Life APP. You can monitor temperature and humidity anywhere anytime remotely, such as in the car, baby room, wine cellar, etc. (Not connect to 5ghz wifi).
  • Voice Control & Smart Linkage: Humidity sensor is compatible with Alexa and Google Assistant, you can obtain accurate temperature readings via simple voice commands. Wireless hygrometers can also control your air conditioner or other smart devices easily by automating smart routine tasks via Smart Life app, when ambient temperature reached your setting condition, air conditioner perform the task to turn on or off.
  • Smart Alerts: WiFi humidity sensor featuring Alert Function. Notification will be sent to your phone immediately when temp and humidity are beyond preset value, which helps you react faster to sudden changes.
  • Fast and Accurate: Temperature sensor builts in high-precision manufacturing sensors that can monitor temperature or humidity changes accurately. Temperature is accurate to ±0.54℉/±0.2℃ and the humidity is ±1.8% RH. You'll stay regularly updated.
  • Data Storage and Export: Humidity monitor real-time data is displayed as a curve graph of day, week, month, and year. You can save a....
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ThermoPro TP55 Digital Hygrometer Indoor Thermometer Humidity Gauge+ThermoPro TP393 Hygrometer Indoor Thermometer for Home, Bluetooth Hygrometer Thermometer

  • 260-Foot Remote Range: Bluetooth thermometer hygrometer features advanced Bluetooth 5.0 wireless technology that can transmit readings to the ThermoPro Sensor App from 260 feet away, allowing you to monitor temperature and humidity from any corner of the yard.
  • Backlight & Touchscreen: Humidity meter with large, 4-inch-LCD display features backlight and touchscreen, making it easier to read in dim light conditions and allows for simple operation.
  • Digital Hygrometer with Clock and Day Display: This multifunctional temperature humidity monitor not only displays the current temperature and humidity, but also the time and day of week.
  • Temperature gauge also features multiple placement options that allow it to be put just about anywhere.
  • Responsive Readings: Humidity reader indicates current air conditions to help you implement proper humidity control that can help benefit your skin and alleviate allergies and other health problems.
  • High Accuracy and Fast Refresh: With built-in advanced Swiss Sensirion temperature humidity sensor, humidity gauge is highly accurate to ±0.5°F for temperature and ±3%RH for humidity.
  • 10-second fast-refresh intervals provide real-time updates to the slightest change to your home.
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Kalawen Weather Stations Wireless Indoor Outdoor Weather Forecast Station with Color LCD Display, DCF Wireless Digital Alarm Clock, 3 Remote Sensor, Humidity Temperature Monitor, Barometer

  • ???? [7-in-1 weather station with 3 outdoor sensors] Outdoor temperature and humidity, weather forecast, comfort display, alarm clock, date, icing alarm, barometer. our weather station makes it easier to understand the weather and make your life more comfortable and enjoyable..
  • ???? [Weather forecast] Accurately predict the weather conditions in the next 8 hours according to atmospheric pressure, and display through 6 dynamic icons: sunny, cloudy, cloudy, rainy, rainy, snowy. You can better plan your outdoor activities..
  • ???? [Accurate Temperature and Humidity Monitor] Advanced wireless sensor provides accurately indoor outdoor temperature and humidity readings: indoor temperature measures from -9.9℃-50℃(14.2°F-122°F), outdoor temperature measures from -40℃-70℃(-40°F-158°F), accuracy:±1℃.
  • In/out humidity measures from 20%-95%, accuracy:±5..
  • ???? [3 Wireless Remote Sensor] Kalawen weather station kit includes an LCD color display (built-in sensor) and 3 wireless remote sensor. The wireless home weather station displays real-time weather through monitoring indoor and outdoor temperatures and humidity. The remote sensors offer a transmission range up to 60m which means you can put them inside your backyard, garden or courtyard..
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SONOFF SNZB-02 ZigBee Mini Indoor Temperature and Humidity Sensor for Checking the Room Climate 2-Pack, SONOFF ZigBee Bridge Required, Indoor Thermometer Hygrometer with Alert, Compatible with Alexa

  • 【Real-time Temperature & Humidity Feedback】SONOFF SNZB-02 is a ZigBee temperature and humidity sensor that can seamlessly work with SONOFF ZigBee Bridge to track the temperature and humidity change in your home, which all real-time readings can be checked on eWeLink APP..
  • 【Works with Alexa】If your Amazon Alexa hub Built-in Zigbee smart home hub, such as Echo (4th generation) and Echo Studio, SNZB-02 can be directly connected to alexa without other zigbee hub. Alexa APP can only display temperature but not humidity..
  • 【Smart Scene To Trigger Devices or Alerts 】You can set a condition in the smart scene that is the fan is turn on/off when the temperature reaches the limit value, or the dehumidifier in your room starts working once the humidity is over higher. You can set a smart scene to trigger alerts through events like high/low temperature, high/low humidity conditions and more..
  • 【Sharing Control】Simply share the sensor to your family on EweLink APP and they can directly check this temperature and humidity on their mobile phones without pairing it..
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