Best Battery Powered Humidity Sensor

Hygrometer Thermometer Sensor WiFi Temperature Humidity Monitor, with APP Notification Alerts History Date LCD Display Remote Monitor for House Greenhouse Support Alexa Google

  • TEMPERATURE AND HUMIDITY SENSING: Use high-precision sensors to monitor the humidity and temperature in the environment in real time. You can switch temperature unit between ℉ and ℃ by pressing the reset button one time or through APP..
  • TIME AND DATE DISPLAY: The WIFI temperature and humidity sensor is connected to the APP (smart life/TUYA smart) with 2.4 GHz WiFi(doesn't support 5G WiFi) to automatically synchronize the time and date of the mobile phone..
  • APP Alert : Send notifications via app when temperature or humidity goes out of preset value, no additional fee.Data Storage and Export: Can export max 2 months of temperature/humidity data to your email for fee remotely,.
  • REMOTE MONITORING: The temperature and humidity sensor can be viewed remotely, you can monitor your baby room, wine cellar, garage with this item..
  • NOTE: Need USB cable powered all the time, saves your money to buy batteries and saves the trouble of replacing the battery..
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AMIR Indoor Outdoor Thermometer, 3 Channels Digital Hygrometer Thermometer with 3 Sensor, Temperature Humidity Monitor with LCD Display, Wireless Humidity Gauge for Home, Baby Room

  • ☀【Wide Range & High Accuracy】 - Upgraded 3-channel temperature and humidity meter with 3 transmitters for various environments. Remperature & Humidity rang: Indoor temperature (0 - 60℃).
  • Humidity (10% - 99%). The temperature and humidity accuracy: ± 1℃ / ± 5%.
  • DRY: humidity﹤45%. The Station and transmitter signal distance: 100M/328ft..
  • ☁【Max & Min Record】 - This wireless hygrometer with remote sensor can record the temperature and humidity timely,display temperature and humidity changes of the main unit and 3 transmitters. The data update every 60 seconds. Press the ℃/°F button to switch between celsius and fahrenheit. Perfect on your house, office, factory, etc. Time & Alarm Clock, Calendar, Snooze / Light..
  • ☄【Clear HD LCD Screen】- Easy-to-read display as well as the humidity smiley icon shows that 45% is dry, 45%-65% is comfortable, and more than 65% is wet..
  • ☂【Backlight Function】- The humidity temperature monitor has backlight feature, shows digit clearly and wide field of view. Press the display backlight to turn it off automatically after 5 seconds, which help you to read the data clearly even though at night..
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AcuRite 01604M Pro Color Digital Weather Station with Wind Speed, Temperature and Humidity

  • High-precision 3-in-1 wireless weather sensor accurately measures the temperature, humidity and wind speed.
  • Current wind speed, average wind speed and peak wind speed readings are tracked and updated every 18 seconds.
  • Illuminated full color digital display with adjustable dimmer.
  • electric-powered with optional battery backup.
  • Easy setup, includes sensor mounting hardware and features a 2-year battery life for maintenance-free operation.
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SMARTRO Wireless Remote Sensor Indoor Outdoor Thermometer Replacement for SC92

  • Remote sensor with wide transmission range up to 200ft/60m in an open area. 3 channels available..
  • Attention: The sensor is not suitable for SC91/SC62/SC93..
  • Display with temperatures (in °C or °F) / humidity (%RH).
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SMARTRO Wireless Remote Sensor Indoor Outdoor Thermometer Replacement for SC93

  • Remote sensor with wide transmission range up to 200ft/60m in an open area. 3 channels available..
  • Attention: The sensor is not suitable for SC91/SC62/SC92..
  • Display with temperatures (in °C or °F) / humidity (%RH)..
  • With wall mount,table stand and hanging hole..
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ThermoPro TP62 Indoor Outdoor Thermometer Wireless Weather Hygrometer, 200ft/60m Range Temperature Humidity Sensor, Backlight Indoor Room Thermometer for Home Greenhouse Garden

  • Highly Accurate Readings: Thermopro TP62 indoor outdoor thermometer hygrometer features premium temperature humidity gauge provides accurate readings for both inside outside humidity and temperature simultaneously.
  • Long 200ft Range: Wireless weather thermometer transmits indoor outdoor temperature and humidity from 200ft/60m away.
  • Wall thermometer sync up to 3 outdoor remote sensors to monitor different locations, allowing you to monitor every environment from anywhere.
  • Large Backlit Display: Room thermometer with temperature and humidity monitor features 3.3 inches LCD display with huge digits and touch sensitive frame to activate backlight, ensuring the display is easy to read even in dim light conditions.
  • Thermometers outdoor/indoor are powered by 3A battery (included).
  • Informational: Digital hydrometer displays indoor outdoor temperature and humidity percentages with trend arrows and all time/24 hours max and min records, to always keep you aware of the changes in your living conditions in order to make necessary adjustments.
  • Extremely User Friendly: Easily adjust settings with 3 front facing buttons instead of taking the device off the wall or fridge to change settings.
  • Place smart thermometer for room temper....
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La Crosse Technology TX141TH-B Wireless Outdoor Thermo Hygrometer Transmitting Sensor

  • Compatible with models 308-1414B, 308-1414w, 308-1414MB, 308-1425B, 308-1425c, S87078 and S88907.
  • Wireless transmission of 300ft range (open air).Temperature range: -40 F to 140 F (-40 C to 60 C).
  • Outdoor humidity: 1Percent to 99Percent RH.Battery powered Requires two AA batteries (not included).
  • Note : Mount the temperature/humidity sensor on a north-facing wall or in any well shaded location. Sun will make it read high..
  • Under an eave or deck rail is preferred. Be sure the outdoor sensor is mounted vertically to drain moisture. The maximum wireless transmission range to the weather station is over 300 feet (91 meters) in open air, not including walls or floors.
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Elitech RC-51H PDF USB Temperature and Humidity Data Logger Reusable Recorder - Black

  • 【Multi-use Data Logger】Adopts a sensor with high accuracy and records up to 32,000 temperature points and 32,000 humidity points..
  • 【Plug and Read】No cable or reader required, the USB connector enables quick connection to PCs to download data..
  • 【Wide Temperature Range】 Temperature measuring range: -40℉~185℉. Max. accuracy reaches to ±0.9 ℉(temperature).
  • 【Powerful LCD Indication】Provides all key information for recordings incl. alarm status, temperatures statistics (in ℃/℉) and etc..
  • 【Please email/message us for the calibration certificate.】【2-Year Battery Life*】Powered by CR2450 lithium battery that comes along for free and the battery could last up to 2 years*. 24/7 US Technician Support via Email and Phone..
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ORIA Indoor Outdoor Thermometer with 3 Wireless Sensors, Digital Hygrometer Thermometer, Temperature Humidity Monitor Meter with LCD Backlight, Wireless Thermometer for Home, Office, Bedroom, White

  • 【3 Wireless Transmit Sensors】 The 3 remote sensors can be put in three different places whatever indoor or outdoor. The thermometer can display the indoor temperature and 3 sets of outdoor temperature and humidity simultaneously. Besides, The rate of changing icon detects rapid changes in temperature and humidity..
  • 【Humidity Expression】 Large LCD display with simple and clear readings. Indoor temperature (0 - 60℃).
  • Humidity (10% - 99%). The temperature and humidity accuracy: ± 1℃ / ± 5%.
  • DRY: humidity﹤45%. The express changes following the changing of the humidity..
  • 【Backlight & Battery Life】 You can press the "Light" button to turn on the backlight. It will automatically turn off after 5 second if without any operation. This help you to read the data clearly even though at night. Minimum 12 months for base station with one sensor..
  • 【Max & Min Record】 Max & Min functions on indoor and outdoor on both temperature and humidity. The data update every 60 seconds. Press the ℃/°F button to switch between celsius and fahrenheit. Perfect on your house, office, factory, etc. Time & Alarm Clock, Calendar, Snooze / Light..
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