ReviewsBattery Operated Humidity Meter

Decibel Meter Wall Hanging Sound Level Meter 30-130dB Range 11 Inch Large LED Display Noise+Time+Temperature & Humidity Meter Wide Applications for Home, Studio, Factory, Classroom Noise Monitor

  • 【Large 11” LED Display】: This large screen decibel meter has a 11″ LED display with adjustable brightness, so you can easily read the real-time levels of decibels, time, temperature and humidity..
  • 【High Precision】: This sound level meter uses an intelligent air semiconductor sensor to test decibel temperature and humidity values. Compared with ordinary sensors, it is more sensitive, accurate and stable. The measurement range is 30~130dB, accuracy: ±1.5dB, frequency response range: 50Hz~8.5KHz.
  • Temperature range: 14~122℉, accuracy: ±5%..
  • 【Wide Application】: This noise monitor is a great tool for checking, monitoring or controlling and testing the sound level of any environment and can be applied to noise engineering, product quality control, health prevention and treatment, etc. This large LED display decibel meter can be hung on the wall or placed on a table, making it an ideal noise meter for testing sound levels in classrooms, studios, major traffic routes, factories, construction sites, homes, offices, etc..
  • 【Easy to use】: This intelligent decibel meter is ready to use, click “▲” to enhance the brightness, click “▼” to reduce the brightness, click “M” to adjust the detect....
Check Stock

Smart WiFi Temperature and Humidity Sensor,Tuya Indoor Hygrometer Thermometer with LCD Display,Support Alexa Google Assistant,Remote Monitor for Room Greenhouse Incubator Wine Cellar

  • Temperature Humidity Monitor Remotely:Users can monitor the temperature humidity remotely via app.And the sensor will report when the temperature and humidity changes very little. You can view the changes in the value on the APP remotely or display screen..
  • Big LCD Display:The sensor use 3inch size LCD as the display of temperature,humidity,time and date,dynamically displays real-time values, conveys the comfortable state of the home environment, and the mobile APP can view current and historical temperature humidity data.
  • Smart Alert:Create scene via smart life app,and push notification when the temperature or humidity goes out of preset value.stay ahead of air changes in your wine cellar, room, greenhouse or home..
  • Voice Control:WiFi Thermometer Hygrometer support Alexa,Google Assistant,know temperare via simple voice control commands, e.g. :"Alexa,What's the temperature in here?"（don't support to know humidity via alexa）.
  • Battery Operated:The Hygrometer Thermometer is powered up by 3*AA battery(battery are not included),have long battery life.It is proper for incubators, greenhouse,Wine Cellar,home and office.
Check Stock

Preciva Digital Psychrometer Thermo-Hygrometer, LCD Mini Temperature and Humidity Meter with Dew Point and Wet Bulb Temperature Hygrometer for Industry, Agriculture, Meteorology (9V Battery Included)

  • This digital Humidity & Temperature Meter & Wet Bulb Temperature Dewpoint Temperature has been designed to combine the functions of humidity meter, temperature meter, wet bulb temperature and dewpoint temperature..
  • It is an ideal Humidity & Temperature Meter instrument with scores of practical applications for laboratory, industrial, engineer and professional..
  • Small form factor easy to use, with a white backlit dual display LCD screen can be used in a dark environment..
  • The humidity & temperature meter is for use a humidity/ semiconductor sensor..
  • Resolution 0.01%RH, 0.01 °C/0.01 °F，Max Hold and Data Hold Function.
Check Stock

Connex AM/FM Amateur Radio CX33HPC1

  • Best AM reception with Built in Twin-Coil Ferrite antenna.
  • Portable Radio with AM, FM, Weather and 2 Meter Ham Band..
  • Life saving information in natural disasters like hurricanes come through on the 2-Meter Ham band.
  • Get government issued alerts on the Weather band.
  • Clock, Alarm, Sleep timer, Headphone jack, Display light and 5 one touch memory presets. Battery Operated. Long Battery Life..
Check Stock

WiFi Thermometer Hygrometer,Tuya Smart Temperature and Humidity Sensor with App Notification Alert,LCD Display Support Alexa Google Assistant,Remote Monitor for Room Greenhouse Incubator Wine Cellar

  • Temperature Humidity Monitor Remotely:Users can monitor the temperature humidity remotely via app.And the sensor will report when the temperature and humidity changes very little. You can view the changes in the value on the APP remotely or display screen..
  • Big LCD Display:The sensor use 3inch size LCD as the display of temperature,humidity,time and date,dynamically displays real-time values, conveys the comfortable state of the home environment, and the mobile APP can view current and historical temperature humidity data.
  • Smart Alert:Create scene via smart life app,and push notification when the temperature or humidity goes out of preset value.stay ahead of air changes in your wine cellar, room, greenhouse or home..
  • Voice Control:WiFi Thermometer Hygrometer support Alexa,Google Assistant,know temperare via simple voice control commands, e.g. :"Alexa,What's the temperature in here?"（don't support to know humidity via alexa）.
  • Battery Operated:The Hygrometer Thermometer is powered up by 3*AA battery(battery are not included),have long battery life.It is proper for incubators, greenhouse,Wine Cellar,home and office.
Check Stock

4-Pack Mini Digital Thermometer Hygrometer Indoor Humidity Monitor Temperature Humidity Gauge Meter with Fahrenheit (℉) for Humidors, Greenhouse, Garden, Cellar, Closet, Fridge Etc by DWEPTU

  • 【EASY TO INSTALL】 Mini Digital Hygrometer Thermometer easily knows the current humidity and temperature, Embedded opening size (1.81*1.06 inch) or fixed with double-sided tape..
  • 【High Precision Display】 Indoor Thermometer Hygrometer Temperature measurement accuracy: ±1℉.
  • 【WIDE TEMPERATURE TEST】 Indoor Thermometer Hygrometer Temperature measuring range -58℉-230℉.
  • 【Two in One】 Mini Digital Hygrometer Thermometer is 2in1 meter with built-in probe.
  • digital electronic thermometer and hygrometer for measuring temperature and humidity for indoor use.
  • 【LONG BATTERY LIFE】 Hygrometer Powered by two LR44 button cell (Included), Battery working time up to 8 months. Package Includes: 4 x Digital Thermometer Hygrometer.
Check Stock

WiFi Temperature Humidity Monitor Wireless Smart Hygrometer Thermometer with Light Intensity Detection Free APP Alerts & History WiFi Temperature Humidity Sensor Compatible with Alexa Google

  • WiFi THERMOMETER HYGROMETER(3-in-1 Design): No gateways or wires needed. Connecting with 2.4GHz WiFi(doesn't support 5G) , Remotely monitor....
  • COMPATIBLE WITH ALEXA: The wireless thermometer works with Alexa, Google Assistant, supports Alexa/Google to ask for temperature and humidity. You can....
  • ALWAYS ACCURATE & INTELLIGENT LINKAGE: The humidity sensor monitors the environment reliably and 24/7. Manage the temperature, humidity and light....
  • LCD DISPLAY & HISTORICAL RECORD: Compare with other wireless temperature monitor, our digital indoor temperature gauge humidity monitor with clear LCD....
  • LOW BATTERY ALARM & EASY INSTALLATION: Superior 1 year battery life! Completely wireless, battery operated sensor (AA batteries included). The Indoor....
Check Stock

NICE-POWER Wood Moisture Meter, Pin-Type Digital Moisture Meter Firewood Moisture Content Detector, Water Leak Detector with Large Screen for Logs, Drywall, Building Materials, Plaster

  • 【Fast & Accurate Measurement】 One-piece high-precision probe design can penetrate the test surface and obtain the moisture content in the wood in one second, with excellent accuracy (±2%) and resolution (0.1%). Allows you to buy or use wood without worrying about cracks, rips, and warping..
  • 【High-quality Humidity Detectors】 Check basements, ceilings, and walls for suspected water damage in time to determine if the area is wet or dry. The moisture meter is sturdy and durable, and the housing is made of light and hard plastic, lightweight and easy to carry..
  • 【User-Friendly, Easy Reading】 Digital humidity detector with large screen, the "HOLD" key to freeze readings, low battery alert, auto power off function after 10 minutes of inactivity to save battery life, ergonomically designed non-slip rubber covers on both sides of the moisture meter , comfortable to use..
  • 【Eight Measuring Mode】 Specifically designed to detect the moisture content of wood and other materials（plaster, lime mortar, drywall, bricks） for all your needs. The perfect choice for carpenters, floor installers, inspectors, lumber suppliers and anyone looking to buy quality firewood. Resolve suspicion and make our work more efficient..
  • 【Packed for Convenient】 This mois....
Check Stock

Decibel Meter Wall Hanging Sound Level Meter 11 inch Large LED Display Noise Temperature Humidity Meter with Alarm Icons Indicator Wide Applications for Classroom Studio Home Factory

  • ✅【Large 11'' LED Display】: DANOPLUS decibel meter equipped with 11 inches screen and brightness adjustable, which allow to see the real-time decibel level , Temperature and Humidity clearly..
  • ✅【 AUTO Alarm Icons】: the noise alarm face icon will automatically switch when the decibel at different level. 【Green Icon】Less than 60dB.
  • ✅【High Accuracy】Decibel Level Measuring Range: 30~130dB , Accuracy: ±1.5dB.
  • ✅【User-Fridendly】DANOPLUS sound meter powered with 2000mAh Lithium battery, 9.8 feet(300 cm) length USB cable for charging, don't worry the USB cable is not length enough..
  • ✅【Wide Applications】: This Large LED display Decibel Meter can be mounted on the wall or placed on the table, it's an ideal noise meter to test the sound level in Classroom, Studio room, traffic routes, factories, construction site, home, offices, etc..
Check Stock

5-Pack Mini Digital Thermometer Hygrometer, Indoor Room Round Temperature Humidity Meter Gauge Monitor, Large LCD Display Fahrenheit or Celsius for Greenhouse, Home, Reptile, Humidors, Office, Garden

  • 【Easy To Install】Simple & Elegant indoor thermometer hygrometer allows you to quickly know the environment temperature and humidity around you, Embedded opening or fixed with double-sided tape..
  • 【Fast Response & High Accuracy】Temperature humidity sensor with high accuracy can fast response measures every 10 seconds with four sensitive VENTS to provide an updated and accurate reading..
  • 【Round Humidity Gauge Support Fahrenheit (℉) or Celsius (℃) Conversion】The square temperature humidity meter display temperature in Fahrenheit, and only the round temperature humidity gauge displays temperature in Fahrenheit or Celsius (pressing the conversion button of ℃/℉).
  • 【Measurement Accuracy And Range】Advanced temperature humidity sensor maintain Temperature measurement accuracy to ±1℉, Humidity measurement accuracy: ±2%.
  • Temperature measurement range: -58℉-158℉, Humidity measurement range: 10%-99%..
  • 【What You Will Get】Package Includes: 5 x room thermometer for home.
  • 9 x LR44 Matching battery, Gift: 10 x LR44 spare battery.
  • 5 x Double-sided tape, Better service guarantee: Vaikby brand strives for 100% customer satisfaction, As a USA-based reliable brand, we add a worry-free product service for you. No work well? Contact us for a ful....
Check Stock

Mengshen Digital Psychrometer - Handheld Backlight Temperature Humidity Meter Gauge with Dew Point and Wet Bulb Temperature - Battery Included M350

  • 【Professional Digital Psychrometer】2 in 1 Humidity & Temperature Meter. Accurately measure environments temperature, relative humidity, dew point....
  • 【Wide Measurement Range】Humidity: 0 to 100% RH.
  • Temperature: -22°F to 212°F(-30°C to 100 °C).
  • 【Fast Response】Only 10s response time. It can display accurate temperature humidity value quickly. With backlight, you can get clearly readings....
  • 【Widely Application】This handheld digital psychrometer can be widely used in home, apartment, industrial, laboratory, greenhouse, warehouse and....
  • 【Power Supply】9V battery included in the package..
Check Stock