Smart Temperature and Humidity Sensor

  • Monitor temperature and humidity via the Meross app anywhere anytime, such as baby's room, refrigerators, basement, etc.
  • Get instant alerts when the temperature and humidity exceed your preset values.
  • Compact size (1.57 x 1.57 x 0.55 in.), thread for fixation, with wide range connection (100 ft typically).
  • When Temperature or Relative Humidity reaches a particular value, trigger other devices on/off automatically.
  • To analyze how the data affects your life, view and extract the history data.
  • *Meross hub is required for the connection.
  • *Hub not included
    Temperature Range
    • -10°C~50°C (14°F~122°F)
    Humidity Range
    • 0~100%
    • (Prolonged exposure to >80% RH may create an offset of up to 3% in the readings.
    • This effect gradually reverses after return to <80% RH conditions.)
    • CR2477, typical over 1 year life
    • 1 x Reset Button
    • Insert a pin into the hole and hold for 5 seconds to initiate factory reset process
    • 1 x Status LED
    Dimensions (W x D x H)
    • 1.57 x 1.57 x 0.55 in. or 40 x 40 x 14 mm
    • 25g or 0.9 oz
    Temperature Accuracy (0°C~40°C / 32°F~104°F)
    • ±0.3°C / ±0.5°F typical, ±0.5°C / ±0.9°F maximum
    Temperature Accuracy (Full Range)
    • ±0.7°C / ±1.3°F typical, ±1.2°C / ±2.2°F maximum
    Humidity Accuracy (@25°C / 77°F from 20% ~80%)
    • ±3.0% typical, ±4.5% maximum
    Humidity Accuracy (@25°C / 77°F from 0% ~100%)
    • ±4.5% typical, ±7.5% maximum
    Wireless Standard
    • 433MHz
    • CE, RoHS, WEEE, FCC, IC
    Package Contents
    • 1 x Smart Sensor
    • 1 x CR2477 Battery
    • 1 x User Manual
    • 1 x Double-sided Adhesive Tapes
    • 1 x Thread
    System Requirements
    • Smart phone running iOS 10.0 or higher, Android 6.0 or later
    • Existing Wi-Fi network
    • Meross Smart Hub(MSH300)
    • Storage Temperature: -40°C~70°C (-40°F~158°F)
    • Storage Humidity: 0%~100%­
    What can I do with the Smart Temperature and Humidity Sensor? (How to set automation with MS100?)

    Please go to Device Settings page of MS100 and choose Automation. Users are able to trigger other Meross smart devices base on temperature or humidity by the Smart Sensor.


    How to replace the battery of the Temperature and Humidity Sensor Sensor?

    Please follow below figure to open the device's housing. And then you can replace its battery easily.

    Does this product support HomeKit functionality?

    This product does NOT support HomeKit functionality, but you can use it in the Meross app.

    Learn More